28308483

素因数分解:

$3^2\times 7^1\times {\mathrm{641}}^1\times {\mathrm{701}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 46871136

約数和(自身を除く): 18562653

約数列:

[1, 3, 7, 9, 21, 63, 641, 701, 1923, 2103, 4487, 4907, 5769, 6309, 13461, 14721, 40383, 44163, 449341, 1348023, 3145387, 4044069, 9436161, 28308483]

約数ペア:

[(1, 28308483), (3, 9436161), (7, 4044069), (9, 3145387), (21, 1348023), (63, 449341), (641, 44163), (701, 40383), (1923, 14721), (2103, 13461), (4487, 6309), (4907, 5769)]