Factors / Factors of 355

Factors of 355

1, 5, 71, 355

355 breaks into 2 pairs, tested up to √355 ≈ 18.8; each pair multiplies back to 355 exactly. 355's full pair list is (1, 355), (5, 71), for 4 divisors in total. 355's divisors other than 355 itself sum to just 77, 278 below 355: the common deficient case. 355 is odd, digit sum 13 for 355; small divisors of 355 include 5. 355 has 4 divisors; 354 has 8 and 356 has 6, so 354 wins here. 355 divided by its largest divisor, 71, gives 5.