211991425

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{1423}}^1$

素因数の和:1593

約数の個数: 24

約数和(自身を含む): 270161280

約数和(自身を除く): 58169855

約数列:

[1, 5, 25, 59, 101, 295, 505, 1423, 1475, 2525, 5959, 7115, 29795, 35575, 83957, 143723, 148975, 419785, 718615, 2098925, 3593075, 8479657, 42398285, 211991425]

約数ペア:

[(1, 211991425), (5, 42398285), (25, 8479657), (59, 3593075), (101, 2098925), (295, 718615), (505, 419785), (1423, 148975), (1475, 143723), (2525, 83957), (5959, 35575), (7115, 29795)]