39748009

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{1901}}^1$

素因数の和:2040

約数の個数: 16

約数和(自身を含む): 47473920

約数和(自身を除く): 7725911

約数列:

[1, 7, 29, 103, 203, 721, 1901, 2987, 13307, 20909, 55129, 195803, 385903, 1370621, 5678287, 39748009]

約数ペア:

[(1, 39748009), (7, 5678287), (29, 1370621), (103, 385903), (203, 195803), (721, 55129), (1901, 20909), (2987, 13307)]