8157915

素因数分解:

$3^4\times 5^1\times {\mathrm{20143}}^1$

素因数の和:20160

約数の個数: 20

約数和(自身を含む): 14624544

約数和(自身を除く): 6466629

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 20143, 60429, 100715, 181287, 302145, 543861, 906435, 1631583, 2719305, 8157915]

約数ペア:

[(1, 8157915), (3, 2719305), (5, 1631583), (9, 906435), (15, 543861), (27, 302145), (45, 181287), (81, 100715), (135, 60429), (405, 20143)]