81400657

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{4463}}^1$

素因数の和:4560

約数の個数: 16

約数和(自身を含む): 92994048

約数和(自身を除く): 11593391

約数列:

[1, 13, 23, 61, 299, 793, 1403, 4463, 18239, 58019, 102649, 272243, 1334437, 3539159, 6261589, 81400657]

約数ペア:

[(1, 81400657), (13, 6261589), (23, 3539159), (61, 1334437), (299, 272243), (793, 102649), (1403, 58019), (4463, 18239)]