121812865

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{2251}}^1$

素因数の和:2472

約数の個数: 16

約数和(自身を含む): 149172480

約数和(自身を除く): 27359615

約数列:

[1, 5, 79, 137, 395, 685, 2251, 10823, 11255, 54115, 177829, 308387, 889145, 1541935, 24362573, 121812865]

約数ペア:

[(1, 121812865), (5, 24362573), (79, 1541935), (137, 889145), (395, 308387), (685, 177829), (2251, 54115), (10823, 11255)]