13087361

素因数分解:

$7^2\times {\mathrm{89}}^1\times {\mathrm{3001}}^1$

素因数の和:3104

約数の個数: 12

約数和(自身を含む): 15400260

約数和(自身を除く): 2312899

約数列:

[1, 7, 49, 89, 623, 3001, 4361, 21007, 147049, 267089, 1869623, 13087361]

約数ペア:

[(1, 13087361), (7, 1869623), (49, 267089), (89, 147049), (623, 21007), (3001, 4361)]