8321981

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 16

約数和(自身を含む): 9216000

約数和(自身を除く): 894019

約数列:

[1, 19, 31, 71, 199, 589, 1349, 2201, 3781, 6169, 14129, 41819, 117211, 268451, 437999, 8321981]

約数ペア:

[(1, 8321981), (19, 437999), (31, 268451), (71, 117211), (199, 41819), (589, 14129), (1349, 6169), (2201, 3781)]