8938391

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 11478432

約数和(自身を除く): 2540041

約数列:

[1, 7, 11, 61, 77, 121, 173, 427, 671, 847, 1211, 1903, 4697, 7381, 10553, 13321, 20933, 51667, 73871, 116083, 146531, 812581, 1276913, 8938391]

約数ペア:

[(1, 8938391), (7, 1276913), (11, 812581), (61, 146531), (77, 116083), (121, 73871), (173, 51667), (427, 20933), (671, 13321), (847, 10553), (1211, 7381), (1903, 4697)]