12895752015

素因数分解:

$3^4\times 5^1\times {\mathrm{31841363}}^1$

素因数の和:31841380

約数の個数: 20

約数和(自身を含む): 23116830264

約数和(自身を除く): 10221078249

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 31841363, 95524089, 159206815, 286572267, 477620445, 859716801, 1432861335, 2579150403, 4298584005, 12895752015]

約数ペア:

[(1, 12895752015), (3, 4298584005), (5, 2579150403), (9, 1432861335), (15, 859716801), (27, 477620445), (45, 286572267), (81, 159206815), (135, 95524089), (405, 31841363)]