40898039

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{26437}}^1$

素因数の和:26474

約数の個数: 16

約数和(自身を含む): 53299008

約数和(自身を除く): 12400969

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 26437, 185059, 343681, 449429, 2405767, 3146003, 5842577, 40898039]

約数ペア:

[(1, 40898039), (7, 5842577), (13, 3146003), (17, 2405767), (91, 449429), (119, 343681), (221, 185059), (1547, 26437)]