2085386715

素因数分解:

$3^4\times 5^1\times {\mathrm{5149103}}^1$

素因数の和:5149120

約数の個数: 20

約数和(自身を含む): 3738249504

約数和(自身を除く): 1652862789

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 5149103, 15447309, 25745515, 46341927, 77236545, 139025781, 231709635, 417077343, 695128905, 2085386715]

約数ペア:

[(1, 2085386715), (3, 695128905), (5, 417077343), (9, 231709635), (15, 139025781), (27, 77236545), (45, 46341927), (81, 25745515), (135, 15447309), (405, 5149103)]