81959839

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2707}}^1$

素因数の和:2874

約数の個数: 16

約数和(自身を含む): 94173408

約数和(自身を除く): 12213569

約数列:

[1, 13, 17, 137, 221, 1781, 2329, 2707, 30277, 35191, 46019, 370859, 598247, 4821167, 6304603, 81959839]

約数ペア:

[(1, 81959839), (13, 6304603), (17, 4821167), (137, 598247), (221, 370859), (1781, 46019), (2329, 35191), (2707, 30277)]