201680941

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{25933}}^1$

素因数の和:26052

約数の個数: 16

約数和(自身を含む): 253945728

約数和(自身を除く): 52264787

約数列:

[1, 7, 11, 77, 101, 707, 1111, 7777, 25933, 181531, 285263, 1996841, 2619233, 18334631, 28811563, 201680941]

約数ペア:

[(1, 201680941), (7, 28811563), (11, 18334631), (77, 2619233), (101, 1996841), (707, 285263), (1111, 181531), (7777, 25933)]