1657484493

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:426

約数の個数: 64

約数和(自身を含む): 2649292800

約数和(自身を除く): 991808307

約数列:

[1, 3, 7, 21, 43, 97, 127, 129, 149, 291, 301, 381, 447, 679, 889, 903, 1043, 2037, 2667, 3129, 4171, 5461, 6407, 12319, 12513, 14453, 16383, 18923, 19221, 29197, 36957, 38227, 43359, 44849, 56769, 86233, 87591, 101171, 114681, 132461, 134547, 258699, 303513, 397383, 529717, 621479, 813689, 1589151, 1835531, 1864437, 2441067, 3708019, 4350353, 5506593, 5695823, 11124057, 12848717, 13051059, 17087469, 38546151, 78927833, 236783499, 552494831, 1657484493]

約数ペア:

[(1, 1657484493), (3, 552494831), (7, 236783499), (21, 78927833), (43, 38546151), (97, 17087469), (127, 13051059), (129, 12848717), (149, 11124057), (291, 5695823), (301, 5506593), (381, 4350353), (447, 3708019), (679, 2441067), (889, 1864437), (903, 1835531), (1043, 1589151), (2037, 813689), (2667, 621479), (3129, 529717), (4171, 397383), (5461, 303513), (6407, 258699), (12319, 134547), (12513, 132461), (14453, 114681), (16383, 101171), (18923, 87591), (19221, 86233), (29197, 56769), (36957, 44849), (38227, 43359)]