51791155

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1987}}^1$

素因数の和:2406

約数の個数: 16

約数和(自身を含む): 67130784

約数和(自身を除く): 15339629

約数列:

[1, 5, 13, 65, 401, 1987, 2005, 5213, 9935, 25831, 26065, 129155, 796787, 3983935, 10358231, 51791155]

約数ペア:

[(1, 51791155), (5, 10358231), (13, 3983935), (65, 796787), (401, 129155), (1987, 26065), (2005, 25831), (5213, 9935)]