67668391

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{2311}}^1$

素因数の和:2454

約数の個数: 16

約数和(自身を含む): 79902720

約数和(自身を除く): 12234329

約数列:

[1, 7, 47, 89, 329, 623, 2311, 4183, 16177, 29281, 108617, 205679, 760319, 1439753, 9666913, 67668391]

約数ペア:

[(1, 67668391), (7, 9666913), (47, 1439753), (89, 760319), (329, 205679), (623, 108617), (2311, 29281), (4183, 16177)]