664367627

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53591}}^1$

素因数の和:53639

約数の個数: 24

約数和(自身を含む): 879766272

約数和(自身を除く): 215398645

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 539, 1127, 1771, 12397, 53591, 375137, 589501, 1232593, 2625959, 4126507, 8628151, 13558523, 28885549, 60397057, 94909661, 664367627]

約数ペア:

[(1, 664367627), (7, 94909661), (11, 60397057), (23, 28885549), (49, 13558523), (77, 8628151), (161, 4126507), (253, 2625959), (539, 1232593), (1127, 589501), (1771, 375137), (12397, 53591)]