209786982

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 445906944

約数和(自身を除く): 236119962

約数列:

[1, 2, 3, 6, 31, 62, 83, 93, 107, 127, 166, 186, 214, 249, 254, 321, 381, 498, 642, 762, 2573, 3317, 3937, 5146, 6634, 7719, 7874, 8881, 9951, 10541, 11811, 13589, 15438, 17762, 19902, 21082, 23622, 26643, 27178, 31623, 40767, 53286, 63246, 81534, 275311, 326771, 421259, 550622, 653542, 825933, 842518, 980313, 1127887, 1263777, 1651866, 1960626, 2255774, 2527554, 3383661, 6767322, 34964497, 69928994, 104893491, 209786982]

約数ペア:

[(1, 209786982), (2, 104893491), (3, 69928994), (6, 34964497), (31, 6767322), (62, 3383661), (83, 2527554), (93, 2255774), (107, 1960626), (127, 1651866), (166, 1263777), (186, 1127887), (214, 980313), (249, 842518), (254, 825933), (321, 653542), (381, 550622), (498, 421259), (642, 326771), (762, 275311), (2573, 81534), (3317, 63246), (3937, 53286), (5146, 40767), (6634, 31623), (7719, 27178), (7874, 26643), (8881, 23622), (9951, 21082), (10541, 19902), (11811, 17762), (13589, 15438)]