47488239

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{839}}^1$

素因数の和:1195

約数の個数: 24

約数和(自身を含む): 72508800

約数和(自身を除く): 25020561

約数列:

[1, 3, 9, 19, 57, 171, 331, 839, 993, 2517, 2979, 6289, 7551, 15941, 18867, 47823, 56601, 143469, 277709, 833127, 2499381, 5276471, 15829413, 47488239]

約数ペア:

[(1, 47488239), (3, 15829413), (9, 5276471), (19, 2499381), (57, 833127), (171, 277709), (331, 143469), (839, 56601), (993, 47823), (2517, 18867), (2979, 15941), (6289, 7551)]