209360727

素因数分解:

$3^3\times {\mathrm{179}}^1\times {\mathrm{43319}}^1$

素因数の和:43507

約数の個数: 16

約数和(自身を含む): 311904000

約数和(自身を除く): 102543273

約数列:

[1, 3, 9, 27, 179, 537, 1611, 4833, 43319, 129957, 389871, 1169613, 7754101, 23262303, 69786909, 209360727]

約数ペア:

[(1, 209360727), (3, 69786909), (9, 23262303), (27, 7754101), (179, 1169613), (537, 389871), (1611, 129957), (4833, 43319)]