231480781

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{1949}}^1$

素因数の和:2041

約数の個数: 24

約数和(自身を含む): 285292800

約数和(自身を除く): 53812019

約数列:

[1, 7, 19, 47, 133, 329, 361, 893, 1949, 2527, 6251, 13643, 16967, 37031, 91603, 118769, 259217, 641221, 703589, 1740457, 4925123, 12183199, 33068683, 231480781]

約数ペア:

[(1, 231480781), (7, 33068683), (19, 12183199), (47, 4925123), (133, 1740457), (329, 703589), (361, 641221), (893, 259217), (1949, 118769), (2527, 91603), (6251, 37031), (13643, 16967)]