389850713

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{49417}}^1$

素因数の和:49461

約数の個数: 16

約数和(自身を含む): 474412800

約数和(自身を除く): 84562087

約数列:

[1, 7, 23, 49, 161, 343, 1127, 7889, 49417, 345919, 1136591, 2421433, 7956137, 16950031, 55692959, 389850713]

約数ペア:

[(1, 389850713), (7, 55692959), (23, 16950031), (49, 7956137), (161, 2421433), (343, 1136591), (1127, 345919), (7889, 49417)]