28852257

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13339}}^1$

素因数の和:13452

約数の個数: 16

約数和(自身を含む): 44395520

約数和(自身を除く): 15543263

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 13339, 40017, 93373, 280119, 1373917, 4121751, 9617419, 28852257]

約数ペア:

[(1, 28852257), (3, 9617419), (7, 4121751), (21, 1373917), (103, 280119), (309, 93373), (721, 40017), (2163, 13339)]