28302219

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{1087}}^1$

素因数の和:1367

約数の個数: 24

約数和(自身を含む): 44808192

約数和(自身を除く): 16505973

約数列:

[1, 3, 9, 11, 33, 99, 263, 789, 1087, 2367, 2893, 3261, 8679, 9783, 11957, 26037, 35871, 107613, 285881, 857643, 2572929, 3144691, 9434073, 28302219]

約数ペア:

[(1, 28302219), (3, 9434073), (9, 3144691), (11, 2572929), (33, 857643), (99, 285881), (263, 107613), (789, 35871), (1087, 26037), (2367, 11957), (2893, 9783), (3261, 8679)]