28173944

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{81901}}^1$

素因数の和:81950

約数の個数: 16

約数和(自身を含む): 54055320

約数和(自身を除く): 25881376

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 81901, 163802, 327604, 655208, 3521743, 7043486, 14086972, 28173944]

約数ペア:

[(1, 28173944), (2, 14086972), (4, 7043486), (8, 3521743), (43, 655208), (86, 327604), (172, 163802), (344, 81901)]