15185421

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{3251}}^1$

素因数の和:3433

約数の個数: 16

約数和(自身を含む): 22633920

約数和(自身を除く): 7448499

約数列:

[1, 3, 9, 27, 173, 519, 1557, 3251, 4671, 9753, 29259, 87777, 562423, 1687269, 5061807, 15185421]

約数ペア:

[(1, 15185421), (3, 5061807), (9, 1687269), (27, 562423), (173, 87777), (519, 29259), (1557, 9753), (3251, 4671)]