128575335

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{72031}}^1$

素因数の和:72063

約数の個数: 32

約数和(自身を含む): 248942592

約数和(自身を除く): 120367257

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 72031, 216093, 360155, 504217, 1080465, 1224527, 1512651, 2521085, 3673581, 6122635, 7563255, 8571689, 18367905, 25715067, 42858445, 128575335]

約数ペア:

[(1, 128575335), (3, 42858445), (5, 25715067), (7, 18367905), (15, 8571689), (17, 7563255), (21, 6122635), (35, 3673581), (51, 2521085), (85, 1512651), (105, 1224527), (119, 1080465), (255, 504217), (357, 360155), (595, 216093), (1785, 72031)]