78004863

素因数分解:

$3^4\times {\mathrm{613}}^1\times {\mathrm{1571}}^1$

素因数の和:2196

約数の個数: 20

約数和(自身を含む): 116790168

約数和(自身を除く): 38785305

約数列:

[1, 3, 9, 27, 81, 613, 1571, 1839, 4713, 5517, 14139, 16551, 42417, 49653, 127251, 963023, 2889069, 8667207, 26001621, 78004863]

約数ペア:

[(1, 78004863), (3, 26001621), (9, 8667207), (27, 2889069), (81, 963023), (613, 127251), (1571, 49653), (1839, 42417), (4713, 16551), (5517, 14139)]