Factors / Factors of 154

Factors of 154

1, 2, 7, 11, 14, 22, 77, 154

154 breaks into 4 pairs, tested up to √154 ≈ 12.4; each pair multiplies back to 154 exactly. 154's full pair list is (1, 154), (2, 77), (7, 22), (11, 14), for 8 divisors in total. 154's divisors other than 154 itself sum to just 134, 20 below 154: the common deficient case. 154 is even, digit sum 10 for 154; small divisors of 154 include 2, 7, 11. 154 has 8 divisors; 153 has 6 and 155 has 4, so 154 wins here. 154 divided by its largest divisor, 77, gives 2.