223419959

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1155

約数の個数: 24

約数和(自身を含む): 268697088

約数和(自身を除く): 45277129

約数列:

[1, 7, 43, 49, 107, 301, 749, 991, 2107, 4601, 5243, 6937, 32207, 42613, 48559, 106037, 225449, 298291, 742259, 2088037, 4559591, 5195813, 31917137, 223419959]

約数ペア:

[(1, 223419959), (7, 31917137), (43, 5195813), (49, 4559591), (107, 2088037), (301, 742259), (749, 298291), (991, 225449), (2107, 106037), (4601, 48559), (5243, 42613), (6937, 32207)]