206972103

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{408229}}^1$

素因数の和:408258

約数の個数: 12

約数和(自身を含む): 298824360

約数和(自身を除く): 91852257

約数列:

[1, 3, 13, 39, 169, 507, 408229, 1224687, 5306977, 15920931, 68990701, 206972103]

約数ペア:

[(1, 206972103), (3, 68990701), (13, 15920931), (39, 5306977), (169, 1224687), (507, 408229)]