8970021

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:163

約数の個数: 40

約数和(自身を含む): 14290584

約数和(自身を除く): 5320563

約数列:

[1, 3, 9, 27, 37, 41, 73, 81, 111, 123, 219, 333, 369, 657, 999, 1107, 1517, 1971, 2701, 2993, 2997, 3321, 4551, 5913, 8103, 8979, 13653, 24309, 26937, 40959, 72927, 80811, 110741, 122877, 218781, 242433, 332223, 996669, 2990007, 8970021]

約数ペア:

[(1, 8970021), (3, 2990007), (9, 996669), (27, 332223), (37, 242433), (41, 218781), (73, 122877), (81, 110741), (111, 80811), (123, 72927), (219, 40959), (333, 26937), (369, 24309), (657, 13653), (999, 8979), (1107, 8103), (1517, 5913), (1971, 4551), (2701, 3321), (2993, 2997)]