81757159

素因数分解:

${\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{4861}}^1$

素因数の和:5022

約数の個数: 12

約数和(自身を含む): 90530440

約数和(自身を除く): 8773281

約数列:

[1, 11, 121, 139, 1529, 4861, 16819, 53471, 588181, 675679, 7432469, 81757159]

約数ペア:

[(1, 81757159), (11, 7432469), (121, 675679), (139, 588181), (1529, 53471), (4861, 16819)]