206560899

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{620303}}^1$

素因数の和:620346

約数の個数: 12

約数和(自身を含む): 306430176

約数和(自身を除く): 99869277

約数列:

[1, 3, 9, 37, 111, 333, 620303, 1860909, 5582727, 22951211, 68853633, 206560899]

約数ペア:

[(1, 206560899), (3, 68853633), (9, 22951211), (37, 5582727), (111, 1860909), (333, 620303)]