27811413

素因数分解:

$3^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1571}}^1$

素因数の和:1865

約数の個数: 24

約数和(自身を含む): 46103616

約数和(自身を除く): 18292203

約数列:

[1, 3, 7, 9, 21, 63, 281, 843, 1571, 1967, 2529, 4713, 5901, 10997, 14139, 17703, 32991, 98973, 441451, 1324353, 3090157, 3973059, 9270471, 27811413]

約数ペア:

[(1, 27811413), (3, 9270471), (7, 3973059), (9, 3090157), (21, 1324353), (63, 441451), (281, 98973), (843, 32991), (1571, 17703), (1967, 14139), (2529, 10997), (4713, 5901)]