78710211

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{26263}}^1$

素因数の和:26312

約数の個数: 20

約数和(自身を含む): 120761872

約数和(自身を除く): 42051661

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 26263, 78789, 236367, 709101, 971731, 2127303, 2915193, 8745579, 26236737, 78710211]

約数ペア:

[(1, 78710211), (3, 26236737), (9, 8745579), (27, 2915193), (37, 2127303), (81, 971731), (111, 709101), (333, 236367), (999, 78789), (2997, 26263)]