71968429

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2377}}^1$

素因数の和:2544

約数の個数: 16

約数和(自身を含む): 82697328

約数和(自身を除く): 10728899

約数列:

[1, 13, 17, 137, 221, 1781, 2329, 2377, 30277, 30901, 40409, 325649, 525317, 4233437, 5536033, 71968429]

約数ペア:

[(1, 71968429), (13, 5536033), (17, 4233437), (137, 525317), (221, 325649), (1781, 40409), (2329, 30901), (2377, 30277)]