Factors of 165
165 has 8 factors.
All factors of 165
1, 3, 5, 11, 15, 33, 55, 165
Prime factorization: 3 × 5 × 11
Number of factors
8
Sum of factors
288
Prime?
No
Factor pairs of 165
Each pair multiplies together to make 165:
| Pair | Product |
|---|---|
| 1 × 165 | 165 |
| 3 × 55 | 165 |
| 5 × 33 | 165 |
| 11 × 15 | 165 |
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Frequently asked questions
What are the factors of 165?+
The factors of 165 are 1, 3, 5, 11, 15, 33, 55, 165 — that is 8 factors in total.
What is the prime factorization of 165?+
The prime factorization of 165 is 3 × 5 × 11.
Is 165 a prime number?+
No. 165 has 8 factors, more than just 1 and itself, so it is a composite number.