77985467

素因数分解:

$7^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{571}}^1$

素因数の和:866

約数の個数: 16

約数和(自身を含む): 90604800

約数和(自身を除く): 12619333

約数列:

[1, 7, 109, 179, 571, 763, 1253, 3997, 19511, 62239, 102209, 136577, 435673, 715463, 11140781, 77985467]

約数ペア:

[(1, 77985467), (7, 11140781), (109, 715463), (179, 435673), (571, 136577), (763, 102209), (1253, 62239), (3997, 19511)]