421200000053

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{3889}}^1\times {\mathrm{377371}}^1$

素因数の和:381308

約数の個数: 16

約数和(自身を含む): 493240298880

約数和(自身を除く): 72040298827

約数列:

[1, 7, 41, 287, 3889, 27223, 159449, 377371, 1116143, 2641597, 15472211, 108305477, 1467595819, 10273170733, 60171428579, 421200000053]

約数ペア:

[(1, 421200000053), (7, 60171428579), (41, 10273170733), (287, 1467595819), (3889, 108305477), (27223, 15472211), (159449, 2641597), (377371, 1116143)]