28336511

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1949}}^1$

素因数の和:2054

約数の個数: 16

約数和(自身を含む): 33945600

約数和(自身を除く): 5609089

約数列:

[1, 7, 31, 67, 217, 469, 1949, 2077, 13643, 14539, 60419, 130583, 422933, 914081, 4048073, 28336511]

約数ペア:

[(1, 28336511), (7, 4048073), (31, 914081), (67, 422933), (217, 130583), (469, 60419), (1949, 14539), (2077, 13643)]