311918882

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{1288921}}^1$

素因数の和:1288945

約数の個数: 12

約数和(自身を含む): 514279878

約数和(自身を除く): 202360996

約数列:

[1, 2, 11, 22, 121, 242, 1288921, 2577842, 14178131, 28356262, 155959441, 311918882]

約数ペア:

[(1, 311918882), (2, 155959441), (11, 28356262), (22, 14178131), (121, 2577842), (242, 1288921)]