28853559

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{10651}}^1$

素因数の和:10707

約数の個数: 24

約数和(自身を含む): 48743552

約数和(自身を除く): 19889993

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 10651, 31953, 74557, 95859, 223671, 457993, 671013, 1373979, 3205951, 4121937, 9617853, 28853559]

約数ペア:

[(1, 28853559), (3, 9617853), (7, 4121937), (9, 3205951), (21, 1373979), (43, 671013), (63, 457993), (129, 223671), (301, 95859), (387, 74557), (903, 31953), (2709, 10651)]