2008408905

素因数分解:

$3^3\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{10253}}^1$

素因数の和:11718

約数の個数: 32

約数和(自身を含む): 3573313920

約数和(自身を除く): 1564905015

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1451, 4353, 7255, 10253, 13059, 21765, 30759, 39177, 51265, 65295, 92277, 153795, 195885, 276831, 461385, 1384155, 14877103, 44631309, 74385515, 133893927, 223156545, 401681781, 669469635, 2008408905]

約数ペア:

[(1, 2008408905), (3, 669469635), (5, 401681781), (9, 223156545), (15, 133893927), (27, 74385515), (45, 44631309), (135, 14877103), (1451, 1384155), (4353, 461385), (7255, 276831), (10253, 195885), (13059, 153795), (21765, 92277), (30759, 65295), (39177, 51265)]