858376521

素因数分解:

$3^4\times {\mathrm{313}}^1\times {\mathrm{33857}}^1$

素因数の和:34182

約数の個数: 20

約数和(自身を含む): 1286400852

約数和(自身を除く): 428024331

約数列:

[1, 3, 9, 27, 81, 313, 939, 2817, 8451, 25353, 33857, 101571, 304713, 914139, 2742417, 10597241, 31791723, 95375169, 286125507, 858376521]

約数ペア:

[(1, 858376521), (3, 286125507), (9, 95375169), (27, 31791723), (81, 10597241), (313, 2742417), (939, 914139), (2817, 304713), (8451, 101571), (25353, 33857)]