Factors / Factors of 69

Factors of 69

1, 3, 23, 69

69 breaks into 2 pairs, tested up to √69 ≈ 8.3; each pair multiplies back to 69 exactly. 69's full pair list is (1, 69), (3, 23), for 4 divisors in total. 69's divisors other than 69 itself sum to just 27, 42 below 69: the common deficient case. 69 is odd, digit sum 15 for 69; small divisors of 69 include 3. 69 has 4 divisors; 68 has 6 and 70 has 8, so 70 wins here. 69 divided by its largest divisor, 23, gives 3.