78218499

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{2339}}^1$

素因数の和:2570

約数の個数: 16

約数和(自身を含む): 106479360

約数和(自身を除く): 28260861

約数列:

[1, 3, 71, 157, 213, 471, 2339, 7017, 11147, 33441, 166069, 367223, 498207, 1101669, 26072833, 78218499]

約数ペア:

[(1, 78218499), (3, 26072833), (71, 1101669), (157, 498207), (213, 367223), (471, 166069), (2339, 33441), (7017, 11147)]