28651491

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12583}}^1$

素因数の和:12623

約数の個数: 24

約数和(自身を含む): 47114496

約数和(自身を除く): 18463005

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 12583, 37749, 113247, 138413, 289409, 415239, 868227, 1245717, 2604681, 3183499, 9550497, 28651491]

約数ペア:

[(1, 28651491), (3, 9550497), (9, 3183499), (11, 2604681), (23, 1245717), (33, 868227), (69, 415239), (99, 289409), (207, 138413), (253, 113247), (759, 37749), (2277, 12583)]