855581279

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{353}}^1$

素因数の和:599

約数の個数: 32

約数和(自身を含む): 1027676160

約数和(自身を除く): 172094881

約数列:

[1, 7, 47, 53, 139, 329, 353, 371, 973, 2471, 2491, 6533, 7367, 16591, 17437, 18709, 45731, 49067, 51569, 116137, 130963, 343469, 346249, 879323, 2306149, 2423743, 2600551, 6155261, 16143043, 18203857, 122225897, 855581279]

約数ペア:

[(1, 855581279), (7, 122225897), (47, 18203857), (53, 16143043), (139, 6155261), (329, 2600551), (353, 2423743), (371, 2306149), (973, 879323), (2471, 346249), (2491, 343469), (6533, 130963), (7367, 116137), (16591, 51569), (17437, 49067), (18709, 45731)]