28653121

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2221}}^1$

素因数の和:2344

約数の個数: 16

約数和(自身を含む): 34840960

約数和(自身を除く): 6187839

約数列:

[1, 7, 19, 97, 133, 679, 1843, 2221, 12901, 15547, 42199, 215437, 295393, 1508059, 4093303, 28653121]

約数ペア:

[(1, 28653121), (7, 4093303), (19, 1508059), (97, 295393), (133, 215437), (679, 42199), (1843, 15547), (2221, 12901)]