57642065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{6473}}^1$

素因数の和:6628

約数の個数: 16

約数和(自身を含む): 75046608

約数和(自身を除く): 17404543

約数列:

[1, 5, 13, 65, 137, 685, 1781, 6473, 8905, 32365, 84149, 420745, 886801, 4434005, 11528413, 57642065]

約数ペア:

[(1, 57642065), (5, 11528413), (13, 4434005), (65, 886801), (137, 420745), (685, 84149), (1781, 32365), (6473, 8905)]