28335874

素因数分解:

$2^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{10487}}^1$

素因数の和:10689

約数の個数: 16

約数和(自身を含む): 48832128

約数和(自身を除く): 20496254

約数列:

[1, 2, 7, 14, 193, 386, 1351, 2702, 10487, 20974, 73409, 146818, 2023991, 4047982, 14167937, 28335874]

約数ペア:

[(1, 28335874), (2, 14167937), (7, 4047982), (14, 2023991), (193, 146818), (386, 73409), (1351, 20974), (2702, 10487)]