Factors of 162

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What are the Factors of 162?

Answer

Factors of 162:

1, 2, 3, 6, 9, 18, 27, 54, 81, 162

10 factors · 162 = 2 × 3⁴ · composite

Underlined — prime: 2, 3 · 1 — neither prime nor composite · others — composite

Factor pairs of 162

5 pairs: 1 × 162 · 2 × 81 · 3 × 54 · 6 × 27 · 9 × 18

Past √162 ≈ 12.73 every pair would repeat one already found — so checking stops at 12.

162 = 2 × 3⁴ → (1 + 1) × (4 + 1) = 10 factors: add 1 to each exponent and multiply.

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See Also

Prime Number Checker - Find out whether a given number is Prime or not
Prime Factorization - Prime Factorization Calculator
Prime Numbers List - List of all Prime Numbers - how many Prime numbers are between

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Factors Table

Number	Factors
147	1, 3, 7, 21, 49, 147
148	1, 2, 4, 37, 74, 148
149	1, 149
150	1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150
151	1, 151
152	1, 2, 4, 8, 19, 38, 76, 152
153	1, 3, 9, 17, 51, 153
154	1, 2, 7, 11, 14, 22, 77, 154
155	1, 5, 31, 155
156	1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156
157	1, 157
158	1, 2, 79, 158
159	1, 3, 53, 159
160	1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160
161	1, 7, 23, 161
162	1, 2, 3, 6, 9, 18, 27, 54, 81, 162
163	1, 163
164	1, 2, 4, 41, 82, 164
165	1, 3, 5, 11, 15, 33, 55, 165
166	1, 2, 83, 166
167	1, 167
168	1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168
169	1, 13, 169
170	1, 2, 5, 10, 17, 34, 85, 170
171	1, 3, 9, 19, 57, 171
172	1, 2, 4, 43, 86, 172
173	1, 173
174	1, 2, 3, 6, 29, 58, 87, 174
175	1, 5, 7, 25, 35, 175
176	1, 2, 4, 8, 11, 16, 22, 44, 88, 176

FAQ

What are the Factors of 162?

Factors of 162: 1, 2, 3, 6, 9, 18, 27, 54, 81, 162

How many factors does 162 have?

Number 162 has 10 factors

How many Factor Pairs does 162 have?

Number 162 has 5 factor pairs

Is 162 a prime or composite number?

Composite: 162 = 2 × 3⁴, so it has 10 factors — a prime has exactly two.

How many factors does 162 have excluding 1 and 162?

8: 2, 3, 6, 9, 18, 27, 54 and 81.