2009207809

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{11489}}^1$

素因数の和:11629

約数の個数: 24

約数和(自身を含む): 2420621280

約数和(自身を除く): 411413471

約数列:

[1, 7, 43, 49, 83, 301, 581, 2107, 3569, 4067, 11489, 24983, 80423, 174881, 494027, 562961, 953587, 3458189, 6675109, 24207323, 41004241, 46725763, 287029687, 2009207809]

約数ペア:

[(1, 2009207809), (7, 287029687), (43, 46725763), (49, 41004241), (83, 24207323), (301, 6675109), (581, 3458189), (2107, 953587), (3569, 562961), (4067, 494027), (11489, 174881), (24983, 80423)]