199903209

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{673}}^1\times {\mathrm{9001}}^1$

素因数の和:9688

約数の個数: 16

約数和(自身を含む): 291232704

約数和(自身を除く): 91329495

約数列:

[1, 3, 11, 33, 673, 2019, 7403, 9001, 22209, 27003, 99011, 297033, 6057673, 18173019, 66634403, 199903209]

約数ペア:

[(1, 199903209), (3, 66634403), (11, 18173019), (33, 6057673), (673, 297033), (2019, 99011), (7403, 27003), (9001, 22209)]