28223601

素因数分解:

$3^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{1997}}^1$

素因数の和:2680

約数の個数: 16

約数和(自身を含む): 43092864

約数和(自身を除く): 14869263

約数列:

[1, 3, 7, 21, 673, 1997, 2019, 4711, 5991, 13979, 14133, 41937, 1343981, 4031943, 9407867, 28223601]

約数ペア:

[(1, 28223601), (3, 9407867), (7, 4031943), (21, 1343981), (673, 41937), (1997, 14133), (2019, 13979), (4711, 5991)]