81660601

素因数分解:

${\mathrm{11}}^2\times {\mathrm{661}}^1\times {\mathrm{1021}}^1$

素因数の和:1704

約数の個数: 12

約数和(自身を含む): 89983012

約数和(自身を除く): 8322411

約数列:

[1, 11, 121, 661, 1021, 7271, 11231, 79981, 123541, 674881, 7423691, 81660601]

約数ペア:

[(1, 81660601), (11, 7423691), (121, 674881), (661, 123541), (1021, 79981), (7271, 11231)]