201009123

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 353213952

約数和(自身を除く): 152204829

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 97, 111, 127, 147, 259, 291, 333, 381, 441, 679, 777, 873, 889, 1143, 1813, 2037, 2331, 2667, 3589, 4699, 4753, 5439, 6111, 6223, 8001, 10767, 12319, 14097, 14259, 16317, 18669, 25123, 32301, 32893, 36957, 42291, 42777, 56007, 75369, 86233, 98679, 110871, 175861, 226107, 230251, 258699, 296037, 455803, 527583, 603631, 690753, 776097, 1367409, 1582749, 1810893, 2072259, 3190621, 4102227, 5432679, 9571863, 22334347, 28715589, 67003041, 201009123]

約数ペア:

[(1, 201009123), (3, 67003041), (7, 28715589), (9, 22334347), (21, 9571863), (37, 5432679), (49, 4102227), (63, 3190621), (97, 2072259), (111, 1810893), (127, 1582749), (147, 1367409), (259, 776097), (291, 690753), (333, 603631), (381, 527583), (441, 455803), (679, 296037), (777, 258699), (873, 230251), (889, 226107), (1143, 175861), (1813, 110871), (2037, 98679), (2331, 86233), (2667, 75369), (3589, 56007), (4699, 42777), (4753, 42291), (5439, 36957), (6111, 32893), (6223, 32301), (8001, 25123), (10767, 18669), (12319, 16317), (14097, 14259)]