978018873

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{180413}}^1$

素因数の和:180568

約数の個数: 16

約数和(自身を含む): 1414445760

約数和(自身を除く): 436426887

約数列:

[1, 3, 13, 39, 139, 417, 1807, 5421, 180413, 541239, 2345369, 7036107, 25077407, 75232221, 326006291, 978018873]

約数ペア:

[(1, 978018873), (3, 326006291), (13, 75232221), (39, 25077407), (139, 7036107), (417, 2345369), (1807, 541239), (5421, 180413)]