28757918

素因数分解:

$2^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{6691}}^1$

素因数の和:7007

約数の個数: 16

約数和(自身を含む): 49467264

約数和(自身を除く): 20709346

約数列:

[1, 2, 7, 14, 307, 614, 2149, 4298, 6691, 13382, 46837, 93674, 2054137, 4108274, 14378959, 28757918]

約数ペア:

[(1, 28757918), (2, 14378959), (7, 4108274), (14, 2054137), (307, 93674), (614, 46837), (2149, 13382), (4298, 6691)]