128558934

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{340103}}^1$

素因数の和:340121

約数の個数: 32

約数和(自身を含む): 326499840

約数和(自身を除く): 197940906

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 340103, 680206, 1020309, 2040618, 2380721, 3060927, 4761442, 6121854, 7142163, 9182781, 14284326, 18365562, 21426489, 42852978, 64279467, 128558934]

約数ペア:

[(1, 128558934), (2, 64279467), (3, 42852978), (6, 21426489), (7, 18365562), (9, 14284326), (14, 9182781), (18, 7142163), (21, 6121854), (27, 4761442), (42, 3060927), (54, 2380721), (63, 2040618), (126, 1020309), (189, 680206), (378, 340103)]