28084805

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{18661}}^1$

素因数の和:18716

約数の個数: 16

約数和(自身を含む): 39414144

約数和(自身を除く): 11329339

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 18661, 93305, 130627, 653135, 802423, 4012115, 5616961, 28084805]

約数ペア:

[(1, 28084805), (5, 5616961), (7, 4012115), (35, 802423), (43, 653135), (215, 130627), (301, 93305), (1505, 18661)]