66356521

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 84056000

約数和(自身を除く): 17699479

約数列:

[1, 7, 11, 77, 121, 157, 499, 847, 1099, 1727, 3493, 5489, 12089, 18997, 38423, 60379, 78343, 132979, 422653, 548401, 861773, 6032411, 9479503, 66356521]

約数ペア:

[(1, 66356521), (7, 9479503), (11, 6032411), (77, 861773), (121, 548401), (157, 422653), (499, 132979), (847, 78343), (1099, 60379), (1727, 38423), (3493, 18997), (5489, 12089)]