208505521

素因数分解:

$7^1\times {\mathrm{433}}^1\times {\mathrm{68791}}^1$

素因数の和:69231

約数の個数: 8

約数和(自身を含む): 238845824

約数和(自身を除く): 30340303

約数列:

[1, 7, 433, 3031, 68791, 481537, 29786503, 208505521]

約数ペア:

[(1, 208505521), (7, 29786503), (433, 481537), (3031, 68791)]