2005261677

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{178103}}^1$

素因数の和:178254

約数の個数: 20

約数和(自身を含む): 3017081760

約数和(自身を除く): 1011820083

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 11259, 178103, 534309, 1602927, 4808781, 14426343, 24756317, 74268951, 222806853, 668420559, 2005261677]

約数ペア:

[(1, 2005261677), (3, 668420559), (9, 222806853), (27, 74268951), (81, 24756317), (139, 14426343), (417, 4808781), (1251, 1602927), (3753, 534309), (11259, 178103)]