289370686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{180181}}^1$

素因数の和:180267

約数の個数: 16

約数和(自身を含む): 480004848

約数和(自身を除く): 190634162

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 180181, 360362, 1981991, 3963982, 13153213, 26306426, 144685343, 289370686]

約数ペア:

[(1, 289370686), (2, 144685343), (11, 26306426), (22, 13153213), (73, 3963982), (146, 1981991), (803, 360362), (1606, 180181)]