28550055

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1087}}^1$

素因数の和:1215

約数の個数: 32

約数和(自身を含む): 48881664

約数和(自身を除く): 20331609

約数列:

[1, 3, 5, 15, 17, 51, 85, 103, 255, 309, 515, 1087, 1545, 1751, 3261, 5253, 5435, 8755, 16305, 18479, 26265, 55437, 92395, 111961, 277185, 335883, 559805, 1679415, 1903337, 5710011, 9516685, 28550055]

約数ペア:

[(1, 28550055), (3, 9516685), (5, 5710011), (15, 1903337), (17, 1679415), (51, 559805), (85, 335883), (103, 277185), (255, 111961), (309, 92395), (515, 55437), (1087, 26265), (1545, 18479), (1751, 16305), (3261, 8755), (5253, 5435)]