2989788477

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{2789}}^1\times {\mathrm{27487}}^1$

素因数の和:30292

約数の個数: 16

約数和(自身を含む): 4294725120

約数和(自身を除く): 1304936643

約数列:

[1, 3, 13, 39, 2789, 8367, 27487, 36257, 82461, 108771, 357331, 1071993, 76661243, 229983729, 996596159, 2989788477]

約数ペア:

[(1, 2989788477), (3, 996596159), (13, 229983729), (39, 76661243), (2789, 1071993), (8367, 357331), (27487, 108771), (36257, 82461)]