13909825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1423}}^1$

素因数の和:1473

約数の個数: 24

約数和(自身を含む): 19070208

約数和(自身を除く): 5160383

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1423, 1955, 7115, 9775, 24191, 32729, 35575, 120955, 163645, 556393, 604775, 818225, 2781965, 13909825]

約数ペア:

[(1, 13909825), (5, 2781965), (17, 818225), (23, 604775), (25, 556393), (85, 163645), (115, 120955), (391, 35575), (425, 32729), (575, 24191), (1423, 9775), (1955, 7115)]