291268490

素因数分解:

$2^1\times 5^1\times {\mathrm{2129}}^1\times {\mathrm{13681}}^1$

素因数の和:15817

約数の個数: 16

約数和(自身を含む): 524567880

約数和(自身を除く): 233299390

約数列:

[1, 2, 5, 10, 2129, 4258, 10645, 13681, 21290, 27362, 68405, 136810, 29126849, 58253698, 145634245, 291268490]

約数ペア:

[(1, 291268490), (2, 145634245), (5, 58253698), (10, 29126849), (2129, 136810), (4258, 68405), (10645, 27362), (13681, 21290)]