72959967

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{367}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 111872000

約数和(自身を除く): 38912033

約数列:

[1, 3, 9, 27, 37, 111, 199, 333, 367, 597, 999, 1101, 1791, 3303, 5373, 7363, 9909, 13579, 22089, 40737, 66267, 73033, 122211, 198801, 219099, 366633, 657297, 1971891, 2702221, 8106663, 24319989, 72959967]

約数ペア:

[(1, 72959967), (3, 24319989), (9, 8106663), (27, 2702221), (37, 1971891), (111, 657297), (199, 366633), (333, 219099), (367, 198801), (597, 122211), (999, 73033), (1101, 66267), (1791, 40737), (3303, 22089), (5373, 13579), (7363, 9909)]