28913423

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{3323}}^1$

素因数の和:3454

約数の個数: 16

約数和(自身を含む): 36377856

約数和(自身を除く): 7464433

約数列:

[1, 7, 11, 77, 113, 791, 1243, 3323, 8701, 23261, 36553, 255871, 375499, 2628493, 4130489, 28913423]

約数ペア:

[(1, 28913423), (7, 4130489), (11, 2628493), (77, 375499), (113, 255871), (791, 36553), (1243, 23261), (3323, 8701)]