81123361

素因数分解:

${\mathrm{11}}^2\times {\mathrm{761}}^1\times {\mathrm{881}}^1$

素因数の和:1664

約数の個数: 12

約数和(自身を含む): 89387172

約数和(自身を除く): 8263811

約数列:

[1, 11, 121, 761, 881, 8371, 9691, 92081, 106601, 670441, 7374851, 81123361]

約数ペア:

[(1, 81123361), (11, 7374851), (121, 670441), (761, 106601), (881, 92081), (8371, 9691)]