257868333

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{449}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 388800000

約数和(自身を除く): 130931667

約数列:

[1, 3, 9, 27, 89, 239, 267, 449, 717, 801, 1347, 2151, 2403, 4041, 6453, 12123, 21271, 39961, 63813, 107311, 119883, 191439, 321933, 359649, 574317, 965799, 1078947, 2897397, 9550679, 28652037, 85956111, 257868333]

約数ペア:

[(1, 257868333), (3, 85956111), (9, 28652037), (27, 9550679), (89, 2897397), (239, 1078947), (267, 965799), (449, 574317), (717, 359649), (801, 321933), (1347, 191439), (2151, 119883), (2403, 107311), (4041, 63813), (6453, 39961), (12123, 21271)]