Factors / Factors of 548

Factors of 548

1, 2, 4, 137, 274, 548

548 breaks into 3 pairs, tested up to √548 ≈ 23.4; each pair multiplies back to 548 exactly. 548's full pair list is (1, 548), (2, 274), (4, 137), for 6 divisors in total. 548's divisors other than 548 itself sum to just 418, 130 below 548: the common deficient case. 548 is even, digit sum 17 for 548; small divisors of 548 include 2, 4. 548 has 6 divisors; 547 has 2 and 549 has 6, so 548 wins here. 548 divided by its largest divisor, 274, gives 2.