2047113

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:338

約数の個数: 20

約数和(自身を含む): 3097600

約数和(自身を除く): 1050487

約数列:

[1, 3, 9, 27, 81, 127, 199, 381, 597, 1143, 1791, 3429, 5373, 10287, 16119, 25273, 75819, 227457, 682371, 2047113]

約数ペア:

[(1, 2047113), (3, 682371), (9, 227457), (27, 75819), (81, 25273), (127, 16119), (199, 10287), (381, 5373), (597, 3429), (1143, 1791)]