720205469

素因数分解:

${\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{28099}}^1$

素因数の和:28208

約数の個数: 12

約数和(自身を含む): 770839200

約数和(自身を除く): 50633731

約数列:

[1, 19, 71, 361, 1349, 25631, 28099, 533881, 1995029, 10143739, 37905551, 720205469]

約数ペア:

[(1, 720205469), (19, 37905551), (71, 10143739), (361, 1995029), (1349, 533881), (25631, 28099)]