1887495267

素因数分解:

$3^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{90697}}^1$

素因数の和:91698

約数の個数: 16

約数和(自身を含む): 2879117312

約数和(自身を除く): 991622045

約数列:

[1, 3, 7, 21, 991, 2973, 6937, 20811, 90697, 272091, 634879, 1904637, 89880727, 269642181, 629165089, 1887495267]

約数ペア:

[(1, 1887495267), (3, 629165089), (7, 269642181), (21, 89880727), (991, 1904637), (2973, 634879), (6937, 272091), (20811, 90697)]