131238018

素因数分解:

$2^1\times 3^2\times {\mathrm{7291001}}^1$

素因数の和:7291009

約数の個数: 12

約数和(自身を含む): 284349078

約数和(自身を除く): 153111060

約数列:

[1, 2, 3, 6, 9, 18, 7291001, 14582002, 21873003, 43746006, 65619009, 131238018]

約数ペア:

[(1, 131238018), (2, 65619009), (3, 43746006), (6, 21873003), (9, 14582002), (18, 7291001)]