12821703

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{677}}^1$

素因数の和:846

約数の個数: 16

約数和(自身を含む): 17573760

約数和(自身を除く): 4752057

約数列:

[1, 3, 59, 107, 177, 321, 677, 2031, 6313, 18939, 39943, 72439, 119829, 217317, 4273901, 12821703]

約数ペア:

[(1, 12821703), (3, 4273901), (59, 217317), (107, 119829), (177, 72439), (321, 39943), (677, 18939), (2031, 6313)]