8686197

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:211

約数の個数: 40

約数和(自身を含む): 14290584

約数和(自身を除く): 5604387

約数列:

[1, 3, 9, 13, 27, 39, 73, 81, 113, 117, 219, 339, 351, 657, 949, 1017, 1053, 1469, 1971, 2847, 3051, 4407, 5913, 8249, 8541, 9153, 13221, 24747, 25623, 39663, 74241, 76869, 107237, 118989, 222723, 321711, 668169, 965133, 2895399, 8686197]

約数ペア:

[(1, 8686197), (3, 2895399), (9, 965133), (13, 668169), (27, 321711), (39, 222723), (73, 118989), (81, 107237), (113, 76869), (117, 74241), (219, 39663), (339, 25623), (351, 24747), (657, 13221), (949, 9153), (1017, 8541), (1053, 8249), (1469, 5913), (1971, 4407), (2847, 3051)]