51353631

素因数分解:

$3^2\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1993}}^1$

素因数の和:2415

約数の個数: 24

約数和(自身を含む): 85024160

約数和(自身を除く): 33670529

約数列:

[1, 3, 7, 9, 21, 63, 409, 1227, 1993, 2863, 3681, 5979, 8589, 13951, 17937, 25767, 41853, 125559, 815137, 2445411, 5705959, 7336233, 17117877, 51353631]

約数ペア:

[(1, 51353631), (3, 17117877), (7, 7336233), (9, 5705959), (21, 2445411), (63, 815137), (409, 125559), (1227, 41853), (1993, 25767), (2863, 17937), (3681, 13951), (5979, 8589)]