209832291

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{630127}}^1$

素因数の和:630170

約数の個数: 12

約数和(自身を含む): 311283232

約数和(自身を除く): 101450941

約数列:

[1, 3, 9, 37, 111, 333, 630127, 1890381, 5671143, 23314699, 69944097, 209832291]

約数ペア:

[(1, 209832291), (3, 69944097), (9, 23314699), (37, 5671143), (111, 1890381), (333, 630127)]