78118729

素因数分解:

${\mathrm{13}}^3\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:138

約数の個数: 24

約数和(自身を含む): 89806920

約数和(自身を除く): 11688191

約数列:

[1, 13, 31, 37, 169, 403, 481, 961, 1147, 2197, 5239, 6253, 12493, 14911, 35557, 68107, 81289, 162409, 193843, 462241, 2111317, 2519959, 6009133, 78118729]

約数ペア:

[(1, 78118729), (13, 6009133), (31, 2519959), (37, 2111317), (169, 462241), (403, 193843), (481, 162409), (961, 81289), (1147, 68107), (2197, 35557), (5239, 14911), (6253, 12493)]