28869291

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{32401}}^1$

素因数の和:32424

約数の個数: 20

約数和(自身を含む): 47047704

約数和(自身を除く): 18178413

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 32401, 97203, 291609, 356411, 874827, 1069233, 2624481, 3207699, 9623097, 28869291]

約数ペア:

[(1, 28869291), (3, 9623097), (9, 3207699), (11, 2624481), (27, 1069233), (33, 874827), (81, 356411), (99, 291609), (297, 97203), (891, 32401)]