15985395

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3259}}^1$

素因数の和:3379

約数の個数: 24

約数和(自身を含む): 27970800

約数和(自身を除く): 11985405

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 3259, 4905, 9777, 16295, 29331, 48885, 146655, 355231, 1065693, 1776155, 3197079, 5328465, 15985395]

約数ペア:

[(1, 15985395), (3, 5328465), (5, 3197079), (9, 1776155), (15, 1065693), (45, 355231), (109, 146655), (327, 48885), (545, 29331), (981, 16295), (1635, 9777), (3259, 4905)]