26729781

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{22109}}^1$

素因数の和:22156

約数の個数: 16

約数和(自身を含む): 39621120

約数和(自身を除く): 12891339

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 22109, 66327, 287417, 685379, 862251, 2056137, 8909927, 26729781]

約数ペア:

[(1, 26729781), (3, 8909927), (13, 2056137), (31, 862251), (39, 685379), (93, 287417), (403, 66327), (1209, 22109)]