67683681

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 121968000

約数和(自身を除く): 54284319

約数列:

[1, 3, 9, 13, 17, 19, 27, 39, 51, 57, 81, 117, 153, 171, 199, 221, 247, 323, 351, 459, 513, 597, 663, 741, 969, 1053, 1377, 1539, 1791, 1989, 2223, 2587, 2907, 3383, 3781, 4199, 5373, 5967, 6669, 7761, 8721, 10149, 11343, 12597, 16119, 17901, 20007, 23283, 26163, 30447, 34029, 37791, 43979, 49153, 64277, 69849, 91341, 102087, 113373, 131937, 147459, 192831, 209547, 274023, 306261, 340119, 395811, 442377, 578493, 835601, 1187433, 1327131, 1735479, 2506803, 3562299, 3981393, 5206437, 7520409, 22561227, 67683681]

約数ペア:

[(1, 67683681), (3, 22561227), (9, 7520409), (13, 5206437), (17, 3981393), (19, 3562299), (27, 2506803), (39, 1735479), (51, 1327131), (57, 1187433), (81, 835601), (117, 578493), (153, 442377), (171, 395811), (199, 340119), (221, 306261), (247, 274023), (323, 209547), (351, 192831), (459, 147459), (513, 131937), (597, 113373), (663, 102087), (741, 91341), (969, 69849), (1053, 64277), (1377, 49153), (1539, 43979), (1791, 37791), (1989, 34029), (2223, 30447), (2587, 26163), (2907, 23283), (3383, 20007), (3781, 17901), (4199, 16119), (5373, 12597), (5967, 11343), (6669, 10149), (7761, 8721)]