27749778

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2551}}^1$

素因数の和:2607

約数の個数: 48

約数和(自身を含む): 66331584

約数和(自身を除く): 38581806

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 222, 259, 294, 518, 777, 1554, 1813, 2551, 3626, 5102, 5439, 7653, 10878, 15306, 17857, 35714, 53571, 94387, 107142, 124999, 188774, 249998, 283161, 374997, 566322, 660709, 749994, 1321418, 1982127, 3964254, 4624963, 9249926, 13874889, 27749778]

約数ペア:

[(1, 27749778), (2, 13874889), (3, 9249926), (6, 4624963), (7, 3964254), (14, 1982127), (21, 1321418), (37, 749994), (42, 660709), (49, 566322), (74, 374997), (98, 283161), (111, 249998), (147, 188774), (222, 124999), (259, 107142), (294, 94387), (518, 53571), (777, 35714), (1554, 17857), (1813, 15306), (2551, 10878), (3626, 7653), (5102, 5439)]