26986905

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1069}}^1$

素因数の和:1111

約数の個数: 64

約数和(自身を含む): 55468800

約数和(自身を除く): 28481895

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 55, 85, 99, 135, 153, 165, 187, 255, 297, 459, 495, 561, 765, 935, 1069, 1485, 1683, 2295, 2805, 3207, 5049, 5345, 8415, 9621, 11759, 16035, 18173, 25245, 28863, 35277, 48105, 54519, 58795, 90865, 105831, 144315, 163557, 176385, 199903, 272595, 317493, 490671, 529155, 599709, 817785, 999515, 1587465, 1799127, 2453355, 2998545, 5397381, 8995635, 26986905]

約数ペア:

[(1, 26986905), (3, 8995635), (5, 5397381), (9, 2998545), (11, 2453355), (15, 1799127), (17, 1587465), (27, 999515), (33, 817785), (45, 599709), (51, 529155), (55, 490671), (85, 317493), (99, 272595), (135, 199903), (153, 176385), (165, 163557), (187, 144315), (255, 105831), (297, 90865), (459, 58795), (495, 54519), (561, 48105), (765, 35277), (935, 28863), (1069, 25245), (1485, 18173), (1683, 16035), (2295, 11759), (2805, 9621), (3207, 8415), (5049, 5345)]