31356479

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21433}}^1$

素因数の和:21470

約数の個数: 16

約数和(自身を含む): 41153280

約数和(自身を除く): 9796801

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 21433, 150031, 235763, 407227, 1650341, 2850589, 4479497, 31356479]

約数ペア:

[(1, 31356479), (7, 4479497), (11, 2850589), (19, 1650341), (77, 407227), (133, 235763), (209, 150031), (1463, 21433)]