13131069

素因数分解:

$3^1\times 7^4\times {\mathrm{1823}}^1$

素因数の和:1854

約数の個数: 20

約数和(自身を含む): 20436096

約数和(自身を除く): 7305027

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1823, 2401, 5469, 7203, 12761, 38283, 89327, 267981, 625289, 1875867, 4377023, 13131069]

約数ペア:

[(1, 13131069), (3, 4377023), (7, 1875867), (21, 625289), (49, 267981), (147, 89327), (343, 38283), (1029, 12761), (1823, 7203), (2401, 5469)]