90467279

素因数分解:

$7^4\times {\mathrm{41}}^1\times {\mathrm{919}}^1$

素因数の和:988

約数の個数: 20

約数和(自身を含む): 108230640

約数和(自身を除く): 17763361

約数列:

[1, 7, 41, 49, 287, 343, 919, 2009, 2401, 6433, 14063, 37679, 45031, 98441, 263753, 315217, 1846271, 2206519, 12923897, 90467279]

約数ペア:

[(1, 90467279), (7, 12923897), (41, 2206519), (49, 1846271), (287, 315217), (343, 263753), (919, 98441), (2009, 45031), (2401, 37679), (6433, 14063)]