681006722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{71821}}^1$

素因数の和:72265

約数の個数: 16

約数和(自身を含む): 1116975744

約数和(自身を除く): 435969022

約数列:

[1, 2, 11, 22, 431, 862, 4741, 9482, 71821, 143642, 790031, 1580062, 30954851, 61909702, 340503361, 681006722]

約数ペア:

[(1, 681006722), (2, 340503361), (11, 61909702), (22, 30954851), (431, 1580062), (862, 790031), (4741, 143642), (9482, 71821)]