Factors / Factors of 508

Factors of 508

1, 2, 4, 127, 254, 508

508 breaks into 3 pairs, tested up to √508 ≈ 22.5; each pair multiplies back to 508 exactly. 508's full pair list is (1, 508), (2, 254), (4, 127), for 6 divisors in total. 508's divisors other than 508 itself sum to just 388, 120 below 508: the common deficient case. 508 is even, digit sum 13 for 508; small divisors of 508 include 2, 4. 508 has 6 divisors; 507 has 6 and 509 has 2, so 507 wins here. 508 divided by its largest divisor, 254, gives 2.