15663687

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{2081}}^1$

素因数の和:2290

約数の個数: 16

約数和(自身を含む): 22618848

約数和(自身を除く): 6955161

約数列:

[1, 3, 13, 39, 193, 579, 2081, 2509, 6243, 7527, 27053, 81159, 401633, 1204899, 5221229, 15663687]

約数ペア:

[(1, 15663687), (3, 5221229), (13, 1204899), (39, 401633), (193, 81159), (579, 27053), (2081, 7527), (2509, 6243)]