11900001

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{643}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 16486400

約数和(自身を除く): 4586399

約数列:

[1, 3, 31, 93, 199, 597, 643, 1929, 6169, 18507, 19933, 59799, 127957, 383871, 3966667, 11900001]

約数ペア:

[(1, 11900001), (3, 3966667), (31, 383871), (93, 127957), (199, 59799), (597, 19933), (643, 18507), (1929, 6169)]