207945881

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{10169}}^1$

素因数の和:10217

約数の個数: 18

約数和(自身を含む): 247527630

約数和(自身を除く): 39581749

約数列:

[1, 11, 13, 121, 143, 169, 1573, 1859, 10169, 20449, 111859, 132197, 1230449, 1454167, 1718561, 15995837, 18904171, 207945881]

約数ペア:

[(1, 207945881), (11, 18904171), (13, 15995837), (121, 1718561), (143, 1454167), (169, 1230449), (1573, 132197), (1859, 111859), (10169, 20449)]