7142445

素因数分解:

$3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 12810240

約数和(自身を除く): 5667795

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 191, 277, 573, 831, 955, 1385, 1719, 2493, 2865, 4155, 5157, 7479, 8595, 12465, 25785, 37395, 52907, 158721, 264535, 476163, 793605, 1428489, 2380815, 7142445]

約数ペア:

[(1, 7142445), (3, 2380815), (5, 1428489), (9, 793605), (15, 476163), (27, 264535), (45, 158721), (135, 52907), (191, 37395), (277, 25785), (573, 12465), (831, 8595), (955, 7479), (1385, 5157), (1719, 4155), (2493, 2865)]