6663951

素因数分解:

$3^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:122

約数の個数: 60

約数和(自身を含む): 12249072

約数和(自身を除く): 5585121

約数列:

[1, 3, 7, 9, 21, 23, 27, 49, 63, 69, 73, 81, 147, 161, 189, 207, 219, 441, 483, 511, 567, 621, 657, 1127, 1323, 1449, 1533, 1679, 1863, 1971, 3381, 3577, 3969, 4347, 4599, 5037, 5913, 10143, 10731, 11753, 13041, 13797, 15111, 30429, 32193, 35259, 41391, 45333, 82271, 91287, 96579, 105777, 135999, 246813, 289737, 317331, 740439, 951993, 2221317, 6663951]

約数ペア:

[(1, 6663951), (3, 2221317), (7, 951993), (9, 740439), (21, 317331), (23, 289737), (27, 246813), (49, 135999), (63, 105777), (69, 96579), (73, 91287), (81, 82271), (147, 45333), (161, 41391), (189, 35259), (207, 32193), (219, 30429), (441, 15111), (483, 13797), (511, 13041), (567, 11753), (621, 10731), (657, 10143), (1127, 5913), (1323, 5037), (1449, 4599), (1533, 4347), (1679, 3969), (1863, 3577), (1971, 3381)]