86979949

素因数分解:

$7^2\times {\mathrm{443}}^1\times {\mathrm{4007}}^1$

素因数の和:4464

約数の個数: 12

約数和(自身を含む): 101434464

約数和(自身を除く): 14454515

約数列:

[1, 7, 49, 443, 3101, 4007, 21707, 28049, 196343, 1775101, 12425707, 86979949]

約数ペア:

[(1, 86979949), (7, 12425707), (49, 1775101), (443, 196343), (3101, 28049), (4007, 21707)]