199948851

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2819}}^1$

素因数の和:2936

約数の個数: 32

約数和(自身を含む): 308620800

約数和(自身を除く): 108671949

約数列:

[1, 3, 9, 27, 37, 71, 111, 213, 333, 639, 999, 1917, 2627, 2819, 7881, 8457, 23643, 25371, 70929, 76113, 104303, 200149, 312909, 600447, 938727, 1801341, 2816181, 5404023, 7405513, 22216539, 66649617, 199948851]

約数ペア:

[(1, 199948851), (3, 66649617), (9, 22216539), (27, 7405513), (37, 5404023), (71, 2816181), (111, 1801341), (213, 938727), (333, 600447), (639, 312909), (999, 200149), (1917, 104303), (2627, 76113), (2819, 70929), (7881, 25371), (8457, 23643)]