31192281

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2309}}^1$

素因数の和:2413

約数の個数: 24

約数和(自身を含む): 48048000

約数和(自身を除く): 16855719

約数列:

[1, 3, 9, 19, 57, 79, 171, 237, 711, 1501, 2309, 4503, 6927, 13509, 20781, 43871, 131613, 182411, 394839, 547233, 1641699, 3465809, 10397427, 31192281]

約数ペア:

[(1, 31192281), (3, 10397427), (9, 3465809), (19, 1641699), (57, 547233), (79, 394839), (171, 182411), (237, 131613), (711, 43871), (1501, 20781), (2309, 13509), (4503, 6927)]