12387291

素因数分解:

$3^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1471}}^1$

素因数の和:1882

約数の個数: 16

約数和(自身を含む): 18935808

約数和(自身を除く): 6548517

約数列:

[1, 3, 7, 21, 401, 1203, 1471, 2807, 4413, 8421, 10297, 30891, 589871, 1769613, 4129097, 12387291]

約数ペア:

[(1, 12387291), (3, 4129097), (7, 1769613), (21, 589871), (401, 30891), (1203, 10297), (1471, 8421), (2807, 4413)]