51590357

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^2$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 66681216

約数和(自身を除く): 15090859

約数列:

[1, 7, 13, 23, 91, 157, 161, 299, 1099, 2041, 2093, 3611, 14287, 24649, 25277, 46943, 172543, 320437, 328601, 566927, 2243059, 3968489, 7370051, 51590357]

約数ペア:

[(1, 51590357), (7, 7370051), (13, 3968489), (23, 2243059), (91, 566927), (157, 328601), (161, 320437), (299, 172543), (1099, 46943), (2041, 25277), (2093, 24649), (3611, 14287)]