27981526

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{1021}}^1$

素因数の和:1287

約数の個数: 16

約数和(自身を含む): 42825888

約数和(自身を除く): 14844362

約数列:

[1, 2, 71, 142, 193, 386, 1021, 2042, 13703, 27406, 72491, 144982, 197053, 394106, 13990763, 27981526]

約数ペア:

[(1, 27981526), (2, 13990763), (71, 394106), (142, 197053), (193, 144982), (386, 72491), (1021, 27406), (2042, 13703)]