2668107

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^2$

素因数の和:139

約数の個数: 24

約数和(自身を含む): 4028304

約数和(自身を除く): 1360197

約数列:

[1, 3, 13, 37, 39, 43, 111, 129, 481, 559, 1443, 1591, 1677, 1849, 4773, 5547, 20683, 24037, 62049, 68413, 72111, 205239, 889369, 2668107]

約数ペア:

[(1, 2668107), (3, 889369), (13, 205239), (37, 72111), (39, 68413), (43, 62049), (111, 24037), (129, 20683), (481, 5547), (559, 4773), (1443, 1849), (1591, 1677)]