28300797

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2129}}^1$

素因数の和:2353

約数の個数: 24

約数和(自身を含む): 46962240

約数和(自身を除く): 18661443

約数列:

[1, 3, 7, 9, 21, 63, 211, 633, 1477, 1899, 2129, 4431, 6387, 13293, 14903, 19161, 44709, 134127, 449219, 1347657, 3144533, 4042971, 9433599, 28300797]

約数ペア:

[(1, 28300797), (3, 9433599), (7, 4042971), (9, 3144533), (21, 1347657), (63, 449219), (211, 134127), (633, 44709), (1477, 19161), (1899, 14903), (2129, 13293), (4431, 6387)]