28441819

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:810

約数の個数: 16

約数和(自身を含む): 33384960

約数和(自身を除く): 4943141

約数列:

[1, 7, 71, 89, 497, 623, 643, 4501, 6319, 44233, 45653, 57227, 319571, 400589, 4063117, 28441819]

約数ペア:

[(1, 28441819), (7, 4063117), (71, 400589), (89, 319571), (497, 57227), (623, 45653), (643, 44233), (4501, 6319)]