1122643881

素因数分解:

$3^4\times {\mathrm{2381}}^1\times {\mathrm{5821}}^1$

素因数の和:8214

約数の個数: 20

約数和(自身を含む): 1678028484

約数和(自身を除く): 555384603

約数列:

[1, 3, 9, 27, 81, 2381, 5821, 7143, 17463, 21429, 52389, 64287, 157167, 192861, 471501, 13859801, 41579403, 124738209, 374214627, 1122643881]

約数ペア:

[(1, 1122643881), (3, 374214627), (9, 124738209), (27, 41579403), (81, 13859801), (2381, 471501), (5821, 192861), (7143, 157167), (17463, 64287), (21429, 52389)]