28256109

素因数分解:

$3^1\times 7^1\times {\mathrm{827}}^1\times {\mathrm{1627}}^1$

素因数の和:2464

約数の個数: 16

約数和(自身を含む): 43135488

約数和(自身を除く): 14879379

約数列:

[1, 3, 7, 21, 827, 1627, 2481, 4881, 5789, 11389, 17367, 34167, 1345529, 4036587, 9418703, 28256109]

約数ペア:

[(1, 28256109), (3, 9418703), (7, 4036587), (21, 1345529), (827, 34167), (1627, 17367), (2481, 11389), (4881, 5789)]