47239857

素因数分解:

$3^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{2707}}^1$

素因数の和:2997

約数の個数: 24

約数和(自身を含む): 78293696

約数和(自身を除く): 31053839

約数列:

[1, 3, 7, 9, 21, 63, 277, 831, 1939, 2493, 2707, 5817, 8121, 17451, 18949, 24363, 56847, 170541, 749839, 2249517, 5248873, 6748551, 15746619, 47239857]

約数ペア:

[(1, 47239857), (3, 15746619), (7, 6748551), (9, 5248873), (21, 2249517), (63, 749839), (277, 170541), (831, 56847), (1939, 24363), (2493, 18949), (2707, 17451), (5817, 8121)]