Factors of 561
Answer
Factors: 1, 3, 11, 17, 33, 51, 187, 561
Number of factors: 8
Factor pairs: (1, 561), (3, 187), (11, 51), (17, 33)
Prime Factorization
561 = 3 × 11 × 17
Properties
- This number is not prime
- This number is not a perfect square
- This is an odd number
- Sum of all factors: 864
Check Numbers from 1 to 561
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Understanding the Factors of 561
When we look at the number 561, we find that it has 8 factors in total. These are the numbers that divide evenly into 561 with no remainder.
This number is composite, meaning it has more than two factors. It can be written as the product of its prime factors: 3 × 11 × 17.
Factor Pairs
The factors of 561 can be arranged in pairs: (1, 561), (3, 187), (11, 51), (17, 33). Each pair multiplies to give 561.