28121900583

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13001341}}^1$

素因数の和:13001454

約数の個数: 16

約数和(自身を含む): 43268466176

約数和(自身を除く): 15146565593

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 13001341, 39004023, 91009387, 273028161, 1339138123, 4017414369, 9373966861, 28121900583]

約数ペア:

[(1, 28121900583), (3, 9373966861), (7, 4017414369), (21, 1339138123), (103, 273028161), (309, 91009387), (721, 39004023), (2163, 13001341)]