208698919

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^2$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 260496432

約数和(自身を除く): 51797513

約数列:

[1, 11, 13, 17, 143, 187, 221, 293, 2431, 3223, 3809, 4981, 41899, 54791, 64753, 85849, 712283, 944339, 1116037, 1459433, 12276407, 16053763, 18972629, 208698919]

約数ペア:

[(1, 208698919), (11, 18972629), (13, 16053763), (17, 12276407), (143, 1459433), (187, 1116037), (221, 944339), (293, 712283), (2431, 85849), (3223, 64753), (3809, 54791), (4981, 41899)]