16990105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{571}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 22321728

約数和(自身を除く): 5331623

約数列:

[1, 5, 11, 55, 541, 571, 2705, 2855, 5951, 6281, 29755, 31405, 308911, 1544555, 3398021, 16990105]

約数ペア:

[(1, 16990105), (5, 3398021), (11, 1544555), (55, 308911), (541, 31405), (571, 29755), (2705, 6281), (2855, 5951)]