2009139

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{569}}^1$

素因数の和:690

約数の個数: 16

約数和(自身を含む): 2954880

約数和(自身を除く): 945741

約数列:

[1, 3, 11, 33, 107, 321, 569, 1177, 1707, 3531, 6259, 18777, 60883, 182649, 669713, 2009139]

約数ペア:

[(1, 2009139), (3, 669713), (11, 182649), (33, 60883), (107, 18777), (321, 6259), (569, 3531), (1177, 1707)]