226989217

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8287}}^1$

素因数の和:8357

約数の個数: 24

約数和(自身を含む): 291008256

約数和(自身を除く): 64019039

約数列:

[1, 7, 13, 43, 49, 91, 301, 559, 637, 2107, 3913, 8287, 27391, 58009, 107731, 356341, 406063, 754117, 2494387, 4632433, 5278819, 17460709, 32427031, 226989217]

約数ペア:

[(1, 226989217), (7, 32427031), (13, 17460709), (43, 5278819), (49, 4632433), (91, 2494387), (301, 754117), (559, 406063), (637, 356341), (2107, 107731), (3913, 58009), (8287, 27391)]