129539739

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{324661}}^1$

素因数の和:324690

約数の個数: 16

約数和(自身を含む): 207783680

約数和(自身を除く): 78243941

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 324661, 973983, 2272627, 6168559, 6817881, 18505677, 43179913, 129539739]

約数ペア:

[(1, 129539739), (3, 43179913), (7, 18505677), (19, 6817881), (21, 6168559), (57, 2272627), (133, 973983), (399, 324661)]