207930921

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{31663}}^1$

素因数の和:31876

約数の個数: 16

約数和(自身を含む): 303974400

約数和(自身を除く): 96043479

約数列:

[1, 3, 11, 33, 199, 597, 2189, 6567, 31663, 94989, 348293, 1044879, 6300937, 18902811, 69310307, 207930921]

約数ペア:

[(1, 207930921), (3, 69310307), (11, 18902811), (33, 6300937), (199, 1044879), (597, 348293), (2189, 94989), (6567, 31663)]