217098321

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 337841280

約数和(自身を除く): 120742959

約数列:

[1, 3, 11, 29, 33, 41, 87, 121, 123, 319, 363, 451, 503, 957, 1189, 1353, 1509, 3509, 3567, 4961, 5533, 10527, 13079, 14587, 14883, 16599, 20623, 39237, 43761, 60863, 61869, 143869, 160457, 182589, 226853, 431607, 481371, 598067, 680559, 1765027, 1794201, 2495383, 5295081, 6578737, 7486149, 19736211, 72366107, 217098321]

約数ペア:

[(1, 217098321), (3, 72366107), (11, 19736211), (29, 7486149), (33, 6578737), (41, 5295081), (87, 2495383), (121, 1794201), (123, 1765027), (319, 680559), (363, 598067), (451, 481371), (503, 431607), (957, 226853), (1189, 182589), (1353, 160457), (1509, 143869), (3509, 61869), (3567, 60863), (4961, 43761), (5533, 39237), (10527, 20623), (13079, 16599), (14587, 14883)]