81004198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{7499}}^1$

素因数の和:8003

約数の個数: 16

約数和(自身を含む): 132840000

約数和(自身を除く): 51835802

約数列:

[1, 2, 11, 22, 491, 982, 5401, 7499, 10802, 14998, 82489, 164978, 3682009, 7364018, 40502099, 81004198]

約数ペア:

[(1, 81004198), (2, 40502099), (11, 7364018), (22, 3682009), (491, 164978), (982, 82489), (5401, 14998), (7499, 10802)]