2636949

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{631}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 4044800

約数和(自身を除く): 1407851

約数列:

[1, 3, 7, 21, 199, 597, 631, 1393, 1893, 4179, 4417, 13251, 125569, 376707, 878983, 2636949]

約数ペア:

[(1, 2636949), (3, 878983), (7, 376707), (21, 125569), (199, 13251), (597, 4417), (631, 4179), (1393, 1893)]