28540514012

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{165933221}}^1$

素因数の和:165933268

約数の個数: 12

約数和(自身を含む): 51107432376

約数和(自身を除く): 22566918364

約数列:

[1, 2, 4, 43, 86, 172, 165933221, 331866442, 663732884, 7135128503, 14270257006, 28540514012]

約数ペア:

[(1, 28540514012), (2, 14270257006), (4, 7135128503), (43, 663732884), (86, 331866442), (172, 165933221)]