Factors / Factors of 477

Factors of 477

1, 3, 9, 53, 159, 477

477 breaks into 3 pairs, tested up to √477 ≈ 21.8; each pair multiplies back to 477 exactly. 477's full pair list is (1, 477), (3, 159), (9, 53), for 6 divisors in total. 477's divisors other than 477 itself sum to just 225, 252 below 477: the common deficient case. 477 is odd, digit sum 18 for 477; small divisors of 477 include 3, 9. 477 has 6 divisors; 476 has 12 and 478 has 4, so 476 wins here. 477 divided by its largest divisor, 159, gives 3.