20161651689

素因数分解:

$3^2\times {\mathrm{421}}^1\times {\mathrm{5321101}}^1$

素因数の和:5321528

約数の個数: 12

約数和(自身を含む): 29191565572

約数和(自身を除く): 9029913883

約数列:

[1, 3, 9, 421, 1263, 3789, 5321101, 15963303, 47889909, 2240183521, 6720550563, 20161651689]

約数ペア:

[(1, 20161651689), (3, 6720550563), (9, 2240183521), (421, 47889909), (1263, 15963303), (3789, 5321101)]