81430882

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{22861}}^1$

素因数の和:23013

約数の個数: 16

約数和(自身を含む): 132508152

約数和(自身を除く): 51077270

約数列:

[1, 2, 13, 26, 137, 274, 1781, 3562, 22861, 45722, 297193, 594386, 3131957, 6263914, 40715441, 81430882]

約数ペア:

[(1, 81430882), (2, 40715441), (13, 6263914), (26, 3131957), (137, 594386), (274, 297193), (1781, 45722), (3562, 22861)]