201987297

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{173977}}^1$

素因数の和:174029

約数の個数: 16

約数和(自身を含む): 306201280

約数和(自身を除く): 104213983

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 173977, 521931, 1565793, 4697379, 7481011, 22443033, 67329099, 201987297]

約数ペア:

[(1, 201987297), (3, 67329099), (9, 22443033), (27, 7481011), (43, 4697379), (129, 1565793), (387, 521931), (1161, 173977)]