27708471

素因数分解:

$3^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{757}}^1$

素因数の和:860

約数の個数: 36

約数和(自身を含む): 47180952

約数和(自身を除く): 19472481

約数列:

[1, 3, 7, 9, 21, 49, 63, 83, 147, 249, 441, 581, 747, 757, 1743, 2271, 4067, 5229, 5299, 6813, 12201, 15897, 36603, 37093, 47691, 62831, 111279, 188493, 333837, 439817, 565479, 1319451, 3078719, 3958353, 9236157, 27708471]

約数ペア:

[(1, 27708471), (3, 9236157), (7, 3958353), (9, 3078719), (21, 1319451), (49, 565479), (63, 439817), (83, 333837), (147, 188493), (249, 111279), (441, 62831), (581, 47691), (747, 37093), (757, 36603), (1743, 15897), (2271, 12201), (4067, 6813), (5229, 5299)]