103890721

素因数分解:

${\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{8501}}^1$

素因数の和:8624

約数の個数: 12

約数和(自身を含む): 115338132

約数和(自身を除く): 11447411

約数列:

[1, 11, 101, 121, 1111, 8501, 12221, 93511, 858601, 1028621, 9444611, 103890721]

約数ペア:

[(1, 103890721), (11, 9444611), (101, 1028621), (121, 858601), (1111, 93511), (8501, 12221)]