13420735

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{3851}}^1$

素因数の和:3914

約数の個数: 16

約数和(自身を含む): 17472672

約数和(自身を除く): 4051937

約数列:

[1, 5, 17, 41, 85, 205, 697, 3485, 3851, 19255, 65467, 157891, 327335, 789455, 2684147, 13420735]

約数ペア:

[(1, 13420735), (5, 2684147), (17, 789455), (41, 327335), (85, 157891), (205, 65467), (697, 19255), (3485, 3851)]