15972405

素因数分解:

$3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{3217}}^1$

素因数の和:3556

約数の個数: 16

約数和(自身を含む): 25641024

約数和(自身を除く): 9668619

約数列:

[1, 3, 5, 15, 331, 993, 1655, 3217, 4965, 9651, 16085, 48255, 1064827, 3194481, 5324135, 15972405]

約数ペア:

[(1, 15972405), (3, 5324135), (5, 3194481), (15, 1064827), (331, 48255), (993, 16085), (1655, 9651), (3217, 4965)]