55187457

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 89069760

約数和(自身を除く): 33882303

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 169, 221, 247, 323, 337, 507, 663, 741, 969, 1011, 2873, 3211, 4199, 4381, 5729, 6403, 8619, 9633, 12597, 13143, 17187, 19209, 54587, 56953, 74477, 83239, 108851, 163761, 170859, 223431, 249717, 326553, 968201, 1082107, 1415063, 2904603, 3246321, 4245189, 18395819, 55187457]

約数ペア:

[(1, 55187457), (3, 18395819), (13, 4245189), (17, 3246321), (19, 2904603), (39, 1415063), (51, 1082107), (57, 968201), (169, 326553), (221, 249717), (247, 223431), (323, 170859), (337, 163761), (507, 108851), (663, 83239), (741, 74477), (969, 56953), (1011, 54587), (2873, 19209), (3211, 17187), (4199, 13143), (4381, 12597), (5729, 9633), (6403, 8619)]