Factors of 7
The factors of 7 are 1, 7. It has 2 factors.
Factors of 7
Pick any whole number from 1 to 10,000.
How to work it out
- 1
A factor of 7 is a whole number that divides it with nothing left over. You only need to test the numbers up to √7 ≈ 2.65; every one that divides gives a pair.
- 2
The factor pairs are listed in the table below. Together they give 2 factors.
- 3
7 has no factors besides 1 and itself, so it is a prime number.
- 4
Add all the factors: 1 + 7 = 8. Without 7 itself that is 1, so 7 is a deficient number.
LaTeX source of the formulas on this page
\[ 7 = 7 \]
Factor pairs of 7
| Factor | Pairs with | Product |
|---|---|---|
| 1 | 7 | 1 × 7 = 7 |
Questions
What are the factors of 7?
The factors of 7 are 1, 7. It has 2 factors.
What are the prime factors of 7?
7. As a product: 7.
How many factors does 7 have?
7 has 2 factors (1 factor pair).
What is the sum of the factors of 7?
8.
Is 7 a prime number?
Yes. Its only factors are 1 and 7.