7980921

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{68213}}^1$

素因数の和:68232

約数の個数: 12

約数和(自身を含む): 12414948

約数和(自身を除く): 4434027

約数列:

[1, 3, 9, 13, 39, 117, 68213, 204639, 613917, 886769, 2660307, 7980921]

約数ペア:

[(1, 7980921), (3, 2660307), (9, 886769), (13, 613917), (39, 204639), (117, 68213)]