7207707

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 11128320

約数和(自身を除く): 3920613

約数列:

[1, 3, 13, 19, 39, 57, 71, 137, 213, 247, 411, 741, 923, 1349, 1781, 2603, 2769, 4047, 5343, 7809, 9727, 17537, 29181, 33839, 52611, 101517, 126451, 184813, 379353, 554439, 2402569, 7207707]

約数ペア:

[(1, 7207707), (3, 2402569), (13, 554439), (19, 379353), (39, 184813), (57, 126451), (71, 101517), (137, 52611), (213, 33839), (247, 29181), (411, 17537), (741, 9727), (923, 7809), (1349, 5343), (1781, 4047), (2603, 2769)]