78307185

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{27917}}^1$

素因数の和:27953

約数の個数: 32

約数和(自身を含む): 144726912

約数和(自身を除く): 66419727

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 27917, 83751, 139585, 307087, 418755, 474589, 921261, 1423767, 1535435, 2372945, 4606305, 5220479, 7118835, 15661437, 26102395, 78307185]

約数ペア:

[(1, 78307185), (3, 26102395), (5, 15661437), (11, 7118835), (15, 5220479), (17, 4606305), (33, 2372945), (51, 1535435), (55, 1423767), (85, 921261), (165, 474589), (187, 418755), (255, 307087), (561, 139585), (935, 83751), (2805, 27917)]