199962837

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{66721}}^1$

素因数の和:66770

約数の個数: 20

約数和(自身を含む): 306787756

約数和(自身を除く): 106824919

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 66721, 200163, 600489, 1801467, 2468677, 5404401, 7406031, 22218093, 66654279, 199962837]

約数ペア:

[(1, 199962837), (3, 66654279), (9, 22218093), (27, 7406031), (37, 5404401), (81, 2468677), (111, 1801467), (333, 600489), (999, 200163), (2997, 66721)]