127739151

素因数分解:

$3^2\times {\mathrm{647}}^1\times {\mathrm{21937}}^1$

素因数の和:22590

約数の個数: 12

約数和(自身を含む): 184805712

約数和(自身を除く): 57066561

約数列:

[1, 3, 9, 647, 1941, 5823, 21937, 65811, 197433, 14193239, 42579717, 127739151]

約数ペア:

[(1, 127739151), (3, 42579717), (9, 14193239), (647, 197433), (1941, 65811), (5823, 21937)]