208432863

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{166613}}^1$

素因数の和:166758

約数の個数: 12

約数和(自身を含む): 303237480

約数和(自身を除く): 94804617

約数列:

[1, 3, 9, 139, 417, 1251, 166613, 499839, 1499517, 23159207, 69477621, 208432863]

約数ペア:

[(1, 208432863), (3, 69477621), (9, 23159207), (139, 1499517), (417, 499839), (1251, 166613)]