207904317

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{15797}}^1$

素因数の和:15948

約数の個数: 16

約数和(自身を含む): 286638912

約数和(自身を除く): 78734595

約数列:

[1, 3, 41, 107, 123, 321, 4387, 13161, 15797, 47391, 647677, 1690279, 1943031, 5070837, 69301439, 207904317]

約数ペア:

[(1, 207904317), (3, 69301439), (41, 5070837), (107, 1943031), (123, 1690279), (321, 647677), (4387, 47391), (13161, 15797)]