190090989

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{6337}}^1$

素因数の和:6458

約数の個数: 32

約数和(自身を含む): 310308480

約数和(自身を除く): 120217491

約数列:

[1, 3, 9, 11, 27, 33, 99, 101, 297, 303, 909, 1111, 2727, 3333, 6337, 9999, 19011, 29997, 57033, 69707, 171099, 209121, 627363, 640037, 1882089, 1920111, 5760333, 7040407, 17280999, 21121221, 63363663, 190090989]

約数ペア:

[(1, 190090989), (3, 63363663), (9, 21121221), (11, 17280999), (27, 7040407), (33, 5760333), (99, 1920111), (101, 1882089), (297, 640037), (303, 627363), (909, 209121), (1111, 171099), (2727, 69707), (3333, 57033), (6337, 29997), (9999, 19011)]