206520063

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3181}}^1$

素因数の和:3287

約数の個数: 32

約数和(自身を含む): 311581440

約数和(自身を除く): 105061377

約数列:

[1, 3, 17, 19, 51, 57, 67, 201, 323, 969, 1139, 1273, 3181, 3417, 3819, 9543, 21641, 54077, 60439, 64923, 162231, 181317, 213127, 639381, 1027463, 3082389, 3623159, 4049413, 10869477, 12148239, 68840021, 206520063]

約数ペア:

[(1, 206520063), (3, 68840021), (17, 12148239), (19, 10869477), (51, 4049413), (57, 3623159), (67, 3082389), (201, 1027463), (323, 639381), (969, 213127), (1139, 181317), (1273, 162231), (3181, 64923), (3417, 60439), (3819, 54077), (9543, 21641)]