64248687

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{881}}^1$

素因数の和:1000

約数の個数: 32

約数和(自身を含む): 99207360

約数和(自身を除く): 34958673

約数列:

[1, 3, 9, 27, 37, 73, 111, 219, 333, 657, 881, 999, 1971, 2643, 2701, 7929, 8103, 23787, 24309, 32597, 64313, 72927, 97791, 192939, 293373, 578817, 880119, 1736451, 2379581, 7138743, 21416229, 64248687]

約数ペア:

[(1, 64248687), (3, 21416229), (9, 7138743), (27, 2379581), (37, 1736451), (73, 880119), (111, 578817), (219, 293373), (333, 192939), (657, 97791), (881, 72927), (999, 64313), (1971, 32597), (2643, 24309), (2701, 23787), (7929, 8103)]