289370878

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{10723}}^1$

素因数の和:10959

約数の個数: 16

約数和(自身を含む): 441657216

約数和(自身を除く): 152286338

約数列:

[1, 2, 103, 131, 206, 262, 10723, 13493, 21446, 26986, 1104469, 1404713, 2208938, 2809426, 144685439, 289370878]

約数ペア:

[(1, 289370878), (2, 144685439), (103, 2809426), (131, 2208938), (206, 1404713), (262, 1104469), (10723, 26986), (13493, 21446)]