27397279

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 35409920

約数和(自身を除く): 8012641

約数列:

[1, 7, 13, 37, 79, 91, 103, 259, 481, 553, 721, 1027, 1339, 2923, 3367, 3811, 7189, 8137, 9373, 20461, 26677, 37999, 49543, 56959, 105781, 265993, 301069, 346801, 740467, 2107483, 3913897, 27397279]

約数ペア:

[(1, 27397279), (7, 3913897), (13, 2107483), (37, 740467), (79, 346801), (91, 301069), (103, 265993), (259, 105781), (481, 56959), (553, 49543), (721, 37999), (1027, 26677), (1339, 20461), (2923, 9373), (3367, 8137), (3811, 7189)]