71982018

素因数分解:

$2^1\times 3^2\times {\mathrm{3999001}}^1$

素因数の和:3999009

約数の個数: 12

約数和(自身を含む): 155961078

約数和(自身を除く): 83979060

約数列:

[1, 2, 3, 6, 9, 18, 3999001, 7998002, 11997003, 23994006, 35991009, 71982018]

約数ペア:

[(1, 71982018), (2, 35991009), (3, 23994006), (6, 11997003), (9, 7998002), (18, 3999001)]