131659731

素因数分解:

$3^2\times 7^1\times {\mathrm{1031}}^1\times {\mathrm{2027}}^1$

素因数の和:3071

約数の個数: 24

約数和(自身を含む): 217661184

約数和(自身を除く): 86001453

約数列:

[1, 3, 7, 9, 21, 63, 1031, 2027, 3093, 6081, 7217, 9279, 14189, 18243, 21651, 42567, 64953, 127701, 2089837, 6269511, 14628859, 18808533, 43886577, 131659731]

約数ペア:

[(1, 131659731), (3, 43886577), (7, 18808533), (9, 14628859), (21, 6269511), (63, 2089837), (1031, 127701), (2027, 64953), (3093, 42567), (6081, 21651), (7217, 18243), (9279, 14189)]