139790781

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{4649}}^1$

素因数の和:4925

約数の個数: 24

約数和(自身を含む): 218345400

約数和(自身を除く): 78554619

約数列:

[1, 3, 9, 13, 39, 117, 257, 771, 2313, 3341, 4649, 10023, 13947, 30069, 41841, 60437, 181311, 543933, 1194793, 3584379, 10753137, 15532309, 46596927, 139790781]

約数ペア:

[(1, 139790781), (3, 46596927), (9, 15532309), (13, 10753137), (39, 3584379), (117, 1194793), (257, 543933), (771, 181311), (2313, 60437), (3341, 41841), (4649, 30069), (10023, 13947)]