28145799

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1073

約数の個数: 40

約数和(自身を含む): 47393280

約数和(自身を除く): 19247481

約数列:

[1, 3, 9, 11, 27, 31, 33, 81, 93, 99, 279, 297, 341, 837, 891, 1019, 1023, 2511, 3057, 3069, 9171, 9207, 11209, 27513, 27621, 31589, 33627, 82539, 94767, 100881, 284301, 302643, 347479, 852903, 907929, 1042437, 2558709, 3127311, 9381933, 28145799]

約数ペア:

[(1, 28145799), (3, 9381933), (9, 3127311), (11, 2558709), (27, 1042437), (31, 907929), (33, 852903), (81, 347479), (93, 302643), (99, 284301), (279, 100881), (297, 94767), (341, 82539), (837, 33627), (891, 31589), (1019, 27621), (1023, 27513), (2511, 11209), (3057, 9207), (3069, 9171)]