208560879

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{10567}}^1$

素因数の和:10636

約数の個数: 32

約数和(自身を含む): 334794240

約数和(自身を除く): 126233361

約数列:

[1, 3, 9, 17, 27, 43, 51, 129, 153, 387, 459, 731, 1161, 2193, 6579, 10567, 19737, 31701, 95103, 179639, 285309, 454381, 538917, 1363143, 1616751, 4089429, 4850253, 7724477, 12268287, 23173431, 69520293, 208560879]

約数ペア:

[(1, 208560879), (3, 69520293), (9, 23173431), (17, 12268287), (27, 7724477), (43, 4850253), (51, 4089429), (129, 1616751), (153, 1363143), (387, 538917), (459, 454381), (731, 285309), (1161, 179639), (2193, 95103), (6579, 31701), (10567, 19737)]