81341708

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{126307}}^1$

素因数の和:126341

約数の個数: 24

約数和(自身を含む): 169757952

約数和(自身を除く): 88416244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 126307, 252614, 505228, 884149, 1768298, 2905061, 3536596, 5810122, 11620244, 20335427, 40670854, 81341708]

約数ペア:

[(1, 81341708), (2, 40670854), (4, 20335427), (7, 11620244), (14, 5810122), (23, 3536596), (28, 2905061), (46, 1768298), (92, 884149), (161, 505228), (322, 252614), (644, 126307)]