22561227

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 40320000

約数和(自身を除く): 17758773

約数列:

[1, 3, 9, 13, 17, 19, 27, 39, 51, 57, 117, 153, 171, 199, 221, 247, 323, 351, 459, 513, 597, 663, 741, 969, 1791, 1989, 2223, 2587, 2907, 3383, 3781, 4199, 5373, 5967, 6669, 7761, 8721, 10149, 11343, 12597, 23283, 30447, 34029, 37791, 43979, 49153, 64277, 69849, 91341, 102087, 113373, 131937, 147459, 192831, 395811, 442377, 578493, 835601, 1187433, 1327131, 1735479, 2506803, 7520409, 22561227]

約数ペア:

[(1, 22561227), (3, 7520409), (9, 2506803), (13, 1735479), (17, 1327131), (19, 1187433), (27, 835601), (39, 578493), (51, 442377), (57, 395811), (117, 192831), (153, 147459), (171, 131937), (199, 113373), (221, 102087), (247, 91341), (323, 69849), (351, 64277), (459, 49153), (513, 43979), (597, 37791), (663, 34029), (741, 30447), (969, 23283), (1791, 12597), (1989, 11343), (2223, 10149), (2587, 8721), (2907, 7761), (3383, 6669), (3781, 5967), (4199, 5373)]