138777886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{172181}}^1$

素因数の和:172227

約数の個数: 16

約数和(自身を含む): 231412608

約数和(自身を除く): 92634722

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 172181, 344362, 2238353, 4476706, 5337611, 10675222, 69388943, 138777886]

約数ペア:

[(1, 138777886), (2, 69388943), (13, 10675222), (26, 5337611), (31, 4476706), (62, 2238353), (403, 344362), (806, 172181)]