28256942

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{18517}}^1$

素因数の和:18635

約数の個数: 16

約数和(自身を含む): 48887520

約数和(自身を除く): 20630578

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 18517, 37034, 129619, 259238, 2018353, 4036706, 14128471, 28256942]

約数ペア:

[(1, 28256942), (2, 14128471), (7, 4036706), (14, 2018353), (109, 259238), (218, 129619), (763, 37034), (1526, 18517)]