Factors of 73
There are 2 factors of 73 — the full list is below, with factor pairs, prime factorization, and divisibility notes.
Factors of 73
1, 73
Factor pairs of 73
- 1 × 73
Prime factorization of 73
73 = 73
Number facts
- 73 is a prime number.
- 73 has 2 factors.
- 73 is not a perfect square.
- The sum of all factors of 73 is 74.
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How the factors of 73 are calculated
To find the factors of 73, every whole number from 1 up to the square root of 73(about 8.54) is tested for even division. 73 is odd, and it turns out to be prime — no whole number other than 1 and 73 itself divides it evenly. Written as a product of primes, 73 = 73.
Frequently asked questions about 73
How many factors does 73 have?
73 has 2 factors: 1, 73.
Is 73 a prime number?
Yes. 73 is prime because its only factors are 1 and 73 itself.
What are the factor pairs of 73?
The factor pairs of 73 are 1 × 73.
What is the prime factorization of 73?
The prime factorization of 73 is 73.