13072647

素因数分解:

$3^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{1223}}^1$

素因数の和:1742

約数の個数: 16

約数和(自身を含む): 19975680

約数和(自身を除く): 6903033

約数列:

[1, 3, 7, 21, 509, 1223, 1527, 3563, 3669, 8561, 10689, 25683, 622507, 1867521, 4357549, 13072647]

約数ペア:

[(1, 13072647), (3, 4357549), (7, 1867521), (21, 622507), (509, 25683), (1223, 10689), (1527, 8561), (3563, 3669)]