8315489

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 11128320

約数和(自身を除く): 2812831

約数列:

[1, 7, 13, 23, 29, 91, 137, 161, 203, 299, 377, 667, 959, 1781, 2093, 2639, 3151, 3973, 4669, 8671, 12467, 22057, 27811, 40963, 51649, 60697, 91379, 286741, 361543, 639653, 1187927, 8315489]

約数ペア:

[(1, 8315489), (7, 1187927), (13, 639653), (23, 361543), (29, 286741), (91, 91379), (137, 60697), (161, 51649), (203, 40963), (299, 27811), (377, 22057), (667, 12467), (959, 8671), (1781, 4669), (2093, 3973), (2639, 3151)]