287258728679

素因数分解:

${\mathrm{13}}^2\times {\mathrm{5521}}^1\times {\mathrm{307871}}^1$

素因数の和:313418

約数の個数: 12

約数和(自身を含む): 311112660672

約数和(自身を除く): 23853931993

約数列:

[1, 13, 169, 5521, 71773, 307871, 933049, 4002323, 52030199, 1699755791, 22096825283, 287258728679]

約数ペア:

[(1, 287258728679), (13, 22096825283), (169, 1699755791), (5521, 52030199), (71773, 4002323), (307871, 933049)]