81965521

素因数分解:

${\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{5171}}^1$

素因数の和:5324

約数の個数: 12

約数和(自身を含む): 90799632

約数和(自身を除く): 8834111

約数列:

[1, 11, 121, 131, 1441, 5171, 15851, 56881, 625691, 677401, 7451411, 81965521]

約数ペア:

[(1, 81965521), (11, 7451411), (121, 677401), (131, 625691), (1441, 56881), (5171, 15851)]