71596021

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:808

約数の個数: 16

約数和(自身を含む): 83200000

約数和(自身を除く): 11603979

約数列:

[1, 7, 103, 199, 499, 721, 1393, 3493, 20497, 51397, 99301, 143479, 359779, 695107, 10228003, 71596021]

約数ペア:

[(1, 71596021), (7, 10228003), (103, 695107), (199, 359779), (499, 143479), (721, 99301), (1393, 51397), (3493, 20497)]