28507972

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{229903}}^1$

素因数の和:229938

約数の個数: 12

約数和(自身を含む): 51498496

約数和(自身を除く): 22990524

約数列:

[1, 2, 4, 31, 62, 124, 229903, 459806, 919612, 7126993, 14253986, 28507972]

約数ペア:

[(1, 28507972), (2, 14253986), (4, 7126993), (31, 919612), (62, 459806), (124, 229903)]