23787999

素因数分解:

$3^7\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 36408000

約数和(自身を除く): 12620001

約数列:

[1, 3, 9, 27, 73, 81, 149, 219, 243, 447, 657, 729, 1341, 1971, 2187, 4023, 5913, 10877, 12069, 17739, 32631, 36207, 53217, 97893, 108621, 159651, 293679, 325863, 881037, 2643111, 7929333, 23787999]

約数ペア:

[(1, 23787999), (3, 7929333), (9, 2643111), (27, 881037), (73, 325863), (81, 293679), (149, 159651), (219, 108621), (243, 97893), (447, 53217), (657, 36207), (729, 32631), (1341, 17739), (1971, 12069), (2187, 10877), (4023, 5913)]