2009093905

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4415591}}^1$

素因数の和:4415616

約数の個数: 16

約数和(自身を含む): 2967277824

約数和(自身を除く): 958183919

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 4415591, 22077955, 30909137, 57402683, 154545685, 287013415, 401818781, 2009093905]

約数ペア:

[(1, 2009093905), (5, 401818781), (7, 287013415), (13, 154545685), (35, 57402683), (65, 30909137), (91, 22077955), (455, 4415591)]