56178421

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:853

約数の個数: 24

約数和(自身を含む): 67736480

約数和(自身を除く): 11558059

約数列:

[1, 13, 17, 19, 221, 247, 289, 323, 787, 3757, 4199, 5491, 10231, 13379, 14953, 71383, 173927, 194389, 227443, 254201, 2956759, 3304613, 4321417, 56178421]

約数ペア:

[(1, 56178421), (13, 4321417), (17, 3304613), (19, 2956759), (221, 254201), (247, 227443), (289, 194389), (323, 173927), (787, 71383), (3757, 14953), (4199, 13379), (5491, 10231)]