1888473639

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{75307}}^1$

素因数の和:75966

約数の個数: 16

約数和(自身を含む): 2715907712

約数和(自身を除く): 827434073

約数列:

[1, 3, 13, 39, 643, 1929, 8359, 25077, 75307, 225921, 978991, 2936973, 48422401, 145267203, 629491213, 1888473639]

約数ペア:

[(1, 1888473639), (3, 629491213), (13, 145267203), (39, 48422401), (643, 2936973), (1929, 978991), (8359, 225921), (25077, 75307)]