28304836

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{23509}}^1$

素因数の和:23563

約数の個数: 24

約数和(自身を含む): 57928640

約数和(自身を除く): 29623804

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 23509, 47018, 94036, 164563, 329126, 658252, 1010887, 2021774, 4043548, 7076209, 14152418, 28304836]

約数ペア:

[(1, 28304836), (2, 14152418), (4, 7076209), (7, 4043548), (14, 2021774), (28, 1010887), (43, 658252), (86, 329126), (172, 164563), (301, 94036), (602, 47018), (1204, 23509)]