401064993

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{709}}^1$

素因数の和:839

約数の個数: 64

約数和(自身を含む): 706137600

約数和(自身を除く): 305072607

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 73, 123, 189, 219, 287, 369, 511, 657, 709, 861, 1107, 1533, 1971, 2127, 2583, 2993, 4599, 4963, 6381, 7749, 8979, 13797, 14889, 19143, 20951, 26937, 29069, 44667, 51757, 62853, 80811, 87207, 134001, 155271, 188559, 203483, 261621, 362299, 465813, 565677, 610449, 784863, 1086897, 1397439, 1831347, 2122037, 3260691, 5494041, 6366111, 9782073, 14854259, 19098333, 44562777, 57294999, 133688331, 401064993]

約数ペア:

[(1, 401064993), (3, 133688331), (7, 57294999), (9, 44562777), (21, 19098333), (27, 14854259), (41, 9782073), (63, 6366111), (73, 5494041), (123, 3260691), (189, 2122037), (219, 1831347), (287, 1397439), (369, 1086897), (511, 784863), (657, 610449), (709, 565677), (861, 465813), (1107, 362299), (1533, 261621), (1971, 203483), (2127, 188559), (2583, 155271), (2993, 134001), (4599, 87207), (4963, 80811), (6381, 62853), (7749, 51757), (8979, 44667), (13797, 29069), (14889, 26937), (19143, 20951)]