211375989

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{194101}}^1$

素因数の和:194129

約数の個数: 18

約数和(自身を含む): 335602358

約数和(自身を除く): 124226369

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 194101, 582303, 1746909, 2135111, 6405333, 19215999, 23486221, 70458663, 211375989]

約数ペア:

[(1, 211375989), (3, 70458663), (9, 23486221), (11, 19215999), (33, 6405333), (99, 2135111), (121, 1746909), (363, 582303), (1089, 194101)]