91981022

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{90001}}^1$

素因数の和:90083

約数の個数: 16

約数和(自身を含む): 159843552

約数和(自身を除く): 67862530

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 90001, 180002, 630007, 1260014, 6570073, 13140146, 45990511, 91981022]

約数ペア:

[(1, 91981022), (2, 45990511), (7, 13140146), (14, 6570073), (73, 1260014), (146, 630007), (511, 180002), (1022, 90001)]