129121518

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{500471}}^1$

素因数の和:500519

約数の個数: 16

約数和(自身を含む): 264249216

約数和(自身を除く): 135127698

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 500471, 1000942, 1501413, 3002826, 21520253, 43040506, 64560759, 129121518]

約数ペア:

[(1, 129121518), (2, 64560759), (3, 43040506), (6, 21520253), (43, 3002826), (86, 1501413), (129, 1000942), (258, 500471)]