2087924215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1531}}^1\times {\mathrm{20981}}^1$

素因数の和:22530

約数の個数: 16

約数和(自身を含む): 2700131616

約数和(自身を除く): 612207401

約数列:

[1, 5, 13, 65, 1531, 7655, 19903, 20981, 99515, 104905, 272753, 1363765, 32121911, 160609555, 417584843, 2087924215]

約数ペア:

[(1, 2087924215), (5, 417584843), (13, 160609555), (65, 32121911), (1531, 1363765), (7655, 272753), (19903, 104905), (20981, 99515)]