7912492021

素因数分解:

$7^2\times {\mathrm{223}}^1\times {\mathrm{724123}}^1$

素因数の和:724360

約数の個数: 12

約数和(自身を含む): 9245615232

約数和(自身を除く): 1333123211

約数列:

[1, 7, 49, 223, 1561, 10927, 724123, 5068861, 35482027, 161479429, 1130356003, 7912492021]

約数ペア:

[(1, 7912492021), (7, 1130356003), (49, 161479429), (223, 35482027), (1561, 5068861), (10927, 724123)]