259969287

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{11827}}^1$

素因数の和:12278

約数の個数: 16

約数和(自身を含む): 367898112

約数和(自身を除く): 107928825

約数列:

[1, 3, 17, 51, 431, 1293, 7327, 11827, 21981, 35481, 201059, 603177, 5097437, 15292311, 86656429, 259969287]

約数ペア:

[(1, 259969287), (3, 86656429), (17, 15292311), (51, 5097437), (431, 603177), (1293, 201059), (7327, 35481), (11827, 21981)]