81291525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{154841}}^1$

素因数の和:154861

約数の個数: 24

約数和(自身を含む): 153603264

約数和(自身を除く): 72311739

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 154841, 464523, 774205, 1083887, 2322615, 3251661, 3871025, 5419435, 11613075, 16258305, 27097175, 81291525]

約数ペア:

[(1, 81291525), (3, 27097175), (5, 16258305), (7, 11613075), (15, 5419435), (21, 3871025), (25, 3251661), (35, 2322615), (75, 1083887), (105, 774205), (175, 464523), (525, 154841)]