121180871

素因数分解:

$7^4\times {\mathrm{41}}^1\times {\mathrm{1231}}^1$

素因数の和:1300

約数の個数: 20

約数和(自身を含む): 144934944

約数和(自身を除く): 23754073

約数列:

[1, 7, 41, 49, 287, 343, 1231, 2009, 2401, 8617, 14063, 50471, 60319, 98441, 353297, 422233, 2473079, 2955631, 17311553, 121180871]

約数ペア:

[(1, 121180871), (7, 17311553), (41, 2955631), (49, 2473079), (287, 422233), (343, 353297), (1231, 98441), (2009, 60319), (2401, 50471), (8617, 14063)]