27866421

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{25589}}^1$

素因数の和:25617

約数の個数: 18

約数和(自身を含む): 44245110

約数和(自身を除く): 16378689

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 25589, 76767, 230301, 281479, 844437, 2533311, 3096269, 9288807, 27866421]

約数ペア:

[(1, 27866421), (3, 9288807), (9, 3096269), (11, 2533311), (33, 844437), (99, 281479), (121, 230301), (363, 76767), (1089, 25589)]