991605121

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{27527}}^1$

素因数の和:27720

約数の個数: 16

約数和(自身を含む): 1137677184

約数和(自身を除く): 146072063

約数列:

[1, 13, 17, 163, 221, 2119, 2771, 27527, 36023, 357851, 467959, 4486901, 6083467, 58329713, 76277317, 991605121]

約数ペア:

[(1, 991605121), (13, 76277317), (17, 58329713), (163, 6083467), (221, 4486901), (2119, 467959), (2771, 357851), (27527, 36023)]