2013869081

素因数分解:

$7^2\times {\mathrm{103}}^1\times {\mathrm{399023}}^1$

素因数の和:399140

約数の個数: 12

約数和(自身を含む): 2365414272

約数和(自身を除く): 351545191

約数列:

[1, 7, 49, 103, 721, 5047, 399023, 2793161, 19552127, 41099369, 287695583, 2013869081]

約数ペア:

[(1, 2013869081), (7, 287695583), (49, 41099369), (103, 19552127), (721, 2793161), (5047, 399023)]