664225856

素因数分解:

$2^6\times 7^1\times {\mathrm{1482647}}^1$

素因数の和:1482666

約数の個数: 28

約数和(自身を含む): 1506370368

約数和(自身を除く): 842144512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 1482647, 2965294, 5930588, 10378529, 11861176, 20757058, 23722352, 41514116, 47444704, 83028232, 94889408, 166056464, 332112928, 664225856]

約数ペア:

[(1, 664225856), (2, 332112928), (4, 166056464), (7, 94889408), (8, 83028232), (14, 47444704), (16, 41514116), (28, 23722352), (32, 20757058), (56, 11861176), (64, 10378529), (112, 5930588), (224, 2965294), (448, 1482647)]