7791868

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{661}}^1$

素因数の和:1093

約数の個数: 24

約数和(自身を含む): 15644384

約数和(自身を除く): 7852516

約数列:

[1, 2, 4, 7, 14, 28, 421, 661, 842, 1322, 1684, 2644, 2947, 4627, 5894, 9254, 11788, 18508, 278281, 556562, 1113124, 1947967, 3895934, 7791868]

約数ペア:

[(1, 7791868), (2, 3895934), (4, 1947967), (7, 1113124), (14, 556562), (28, 278281), (421, 18508), (661, 11788), (842, 9254), (1322, 5894), (1684, 4627), (2644, 2947)]