12828123

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 23452416

約数和(自身を除く): 10624293

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 107, 173, 231, 321, 519, 693, 749, 963, 1177, 1211, 1557, 1903, 2247, 3531, 3633, 5709, 6741, 8239, 10593, 10899, 13321, 17127, 18511, 24717, 39963, 55533, 74151, 119889, 129577, 166599, 203621, 388731, 610863, 1166193, 1425347, 1832589, 4276041, 12828123]

約数ペア:

[(1, 12828123), (3, 4276041), (7, 1832589), (9, 1425347), (11, 1166193), (21, 610863), (33, 388731), (63, 203621), (77, 166599), (99, 129577), (107, 119889), (173, 74151), (231, 55533), (321, 39963), (519, 24717), (693, 18511), (749, 17127), (963, 13321), (1177, 10899), (1211, 10593), (1557, 8239), (1903, 6741), (2247, 5709), (3531, 3633)]