Factors / Factors of 159

Factors of 159

1, 3, 53, 159

159 breaks into 2 pairs, tested up to √159 ≈ 12.6; each pair multiplies back to 159 exactly. 159's full pair list is (1, 159), (3, 53), for 4 divisors in total. 159's divisors other than 159 itself sum to just 57, 102 below 159: the common deficient case. 159 is odd, digit sum 15 for 159; small divisors of 159 include 3. 159 has 4 divisors; 158 has 4 and 160 has 12, so 160 wins here. 159 divided by its largest divisor, 53, gives 3.