138900775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11551}}^1$

素因数の和:11611

約数の個数: 24

約数和(自身を含む): 190515584

約数和(自身を除く): 51614809

約数列:

[1, 5, 13, 25, 37, 65, 185, 325, 481, 925, 2405, 11551, 12025, 57755, 150163, 288775, 427387, 750815, 2136935, 3754075, 5556031, 10684675, 27780155, 138900775]

約数ペア:

[(1, 138900775), (5, 27780155), (13, 10684675), (25, 5556031), (37, 3754075), (65, 2136935), (185, 750815), (325, 427387), (481, 288775), (925, 150163), (2405, 57755), (11551, 12025)]