2105005

素因数分解:

$5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 2914560

約数和(自身を除く): 809555

約数列:

[1, 5, 7, 35, 137, 439, 685, 959, 2195, 3073, 4795, 15365, 60143, 300715, 421001, 2105005]

約数ペア:

[(1, 2105005), (5, 421001), (7, 300715), (35, 60143), (137, 15365), (439, 4795), (685, 3073), (959, 2195)]