20127182481

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{8831}}^1$

素因数の和:9267

約数の個数: 64

約数和(自身を含む): 35271475200

約数和(自身を除く): 15144292719

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 389, 651, 837, 1167, 1953, 2723, 3501, 5859, 8169, 8831, 10503, 12059, 24507, 26493, 36177, 61817, 73521, 79479, 84413, 108531, 185451, 238437, 253239, 273761, 325593, 556353, 759717, 821283, 1669059, 1916327, 2279151, 2463849, 3435259, 5748981, 7391547, 10305777, 17246943, 24046813, 30917331, 51740829, 72140439, 92751993, 106493029, 216421317, 319479087, 649263951, 745451203, 958437261, 2236353609, 2875311783, 6709060827, 20127182481]

約数ペア:

[(1, 20127182481), (3, 6709060827), (7, 2875311783), (9, 2236353609), (21, 958437261), (27, 745451203), (31, 649263951), (63, 319479087), (93, 216421317), (189, 106493029), (217, 92751993), (279, 72140439), (389, 51740829), (651, 30917331), (837, 24046813), (1167, 17246943), (1953, 10305777), (2723, 7391547), (3501, 5748981), (5859, 3435259), (8169, 2463849), (8831, 2279151), (10503, 1916327), (12059, 1669059), (24507, 821283), (26493, 759717), (36177, 556353), (61817, 325593), (73521, 273761), (79479, 253239), (84413, 238437), (108531, 185451)]