68391345

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{8819}}^1$

素因数の和:8885

約数の個数: 32

約数和(自身を含む): 121927680

約数和(自身を除く): 53536335

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 141, 165, 235, 517, 705, 1551, 2585, 7755, 8819, 26457, 44095, 97009, 132285, 291027, 414493, 485045, 1243479, 1455135, 2072465, 4559423, 6217395, 13678269, 22797115, 68391345]

約数ペア:

[(1, 68391345), (3, 22797115), (5, 13678269), (11, 6217395), (15, 4559423), (33, 2072465), (47, 1455135), (55, 1243479), (141, 485045), (165, 414493), (235, 291027), (517, 132285), (705, 97009), (1551, 44095), (2585, 26457), (7755, 8819)]