221530611

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{2437}}^1$

素因数の和:2790

約数の個数: 16

約数和(自身を含む): 298918304

約数和(自身を除く): 77387693

約数列:

[1, 3, 157, 193, 471, 579, 2437, 7311, 30301, 90903, 382609, 470341, 1147827, 1411023, 73843537, 221530611]

約数ペア:

[(1, 221530611), (3, 73843537), (157, 1411023), (193, 1147827), (471, 470341), (579, 382609), (2437, 90903), (7311, 30301)]