Factors / Factors of 54

Factors of 54

1, 2, 3, 6, 9, 18, 27, 54

54 breaks into 4 pairs, tested up to √54 ≈ 7.3; each pair multiplies back to 54 exactly. 54's full pair list is (1, 54), (2, 27), (3, 18), (6, 9), for 8 divisors in total. 54's divisors other than 54 itself sum to 66, 12 above 54: abundant. 54 is even, digit sum 9 for 54; small divisors of 54 include 2, 3, 6, 9. 54 has 8 divisors; 53 has 2 and 55 has 4, so 54 wins here. 54 divided by its largest divisor, 27, gives 2.