81543085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{9157}}^1$

素因数の和:9312

約数の個数: 16

約数和(自身を含む): 106159536

約数和(自身を除く): 24616451

約数列:

[1, 5, 13, 65, 137, 685, 1781, 8905, 9157, 45785, 119041, 595205, 1254509, 6272545, 16308617, 81543085]

約数ペア:

[(1, 81543085), (5, 16308617), (13, 6272545), (65, 1254509), (137, 595205), (685, 119041), (1781, 45785), (8905, 9157)]