80852391

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 136396800

約数和(自身を除く): 55544409

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 73, 127, 153, 171, 219, 323, 381, 459, 513, 657, 969, 1143, 1241, 1387, 1971, 2159, 2413, 2907, 3429, 3723, 4161, 6477, 7239, 8721, 9271, 11169, 12483, 19431, 21717, 23579, 27813, 33507, 37449, 41021, 58293, 65151, 70737, 83439, 123063, 157607, 176149, 212211, 250317, 369189, 472821, 528447, 636633, 1107567, 1418463, 1585341, 2994533, 4255389, 4756023, 8983599, 26950797, 80852391]

約数ペア:

[(1, 80852391), (3, 26950797), (9, 8983599), (17, 4756023), (19, 4255389), (27, 2994533), (51, 1585341), (57, 1418463), (73, 1107567), (127, 636633), (153, 528447), (171, 472821), (219, 369189), (323, 250317), (381, 212211), (459, 176149), (513, 157607), (657, 123063), (969, 83439), (1143, 70737), (1241, 65151), (1387, 58293), (1971, 41021), (2159, 37449), (2413, 33507), (2907, 27813), (3429, 23579), (3723, 21717), (4161, 19431), (6477, 12483), (7239, 11169), (8721, 9271)]