28878934

素因数分解:

$2^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{2861}}^1$

素因数の和:2980

約数の個数: 24

約数和(自身を含む): 50897808

約数和(自身を除く): 22018874

約数列:

[1, 2, 7, 14, 49, 98, 103, 206, 721, 1442, 2861, 5047, 5722, 10094, 20027, 40054, 140189, 280378, 294683, 589366, 2062781, 4125562, 14439467, 28878934]

約数ペア:

[(1, 28878934), (2, 14439467), (7, 4125562), (14, 2062781), (49, 589366), (98, 294683), (103, 280378), (206, 140189), (721, 40054), (1442, 20027), (2861, 10094), (5047, 5722)]