397789866

素因数分解:

$2^1\times 3^4\times {\mathrm{1069}}^1\times {\mathrm{2297}}^1$

素因数の和:3380

約数の個数: 40

約数和(自身を含む): 892566180

約数和(自身を除く): 494776314

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1069, 2138, 2297, 3207, 4594, 6414, 6891, 9621, 13782, 19242, 20673, 28863, 41346, 57726, 62019, 86589, 124038, 173178, 186057, 372114, 2455493, 4910986, 7366479, 14732958, 22099437, 44198874, 66298311, 132596622, 198894933, 397789866]

約数ペア:

[(1, 397789866), (2, 198894933), (3, 132596622), (6, 66298311), (9, 44198874), (18, 22099437), (27, 14732958), (54, 7366479), (81, 4910986), (162, 2455493), (1069, 372114), (2138, 186057), (2297, 173178), (3207, 124038), (4594, 86589), (6414, 62019), (6891, 57726), (9621, 41346), (13782, 28863), (19242, 20673)]