2040395847

素因数分解:

$3^1\times 7^1\times {\mathrm{757}}^1\times {\mathrm{128351}}^1$

素因数の和:129118

約数の個数: 16

約数和(自身を含む): 3113306112

約数和(自身を除く): 1072910265

約数列:

[1, 3, 7, 21, 757, 2271, 5299, 15897, 128351, 385053, 898457, 2695371, 97161707, 291485121, 680131949, 2040395847]

約数ペア:

[(1, 2040395847), (3, 680131949), (7, 291485121), (21, 97161707), (757, 2695371), (2271, 898457), (5299, 385053), (15897, 128351)]