9905375

素因数分解:

$5^3\times {\mathrm{109}}^1\times {\mathrm{727}}^1$

素因数の和:851

約数の個数: 16

約数和(自身を含む): 12492480

約数和(自身を除く): 2587105

約数列:

[1, 5, 25, 109, 125, 545, 727, 2725, 3635, 13625, 18175, 79243, 90875, 396215, 1981075, 9905375]

約数ペア:

[(1, 9905375), (5, 1981075), (25, 396215), (109, 90875), (125, 79243), (545, 18175), (727, 13625), (2725, 3635)]