255641344

素因数分解:

$2^8\times 7^1\times {\mathrm{142657}}^1$

素因数の和:142680

約数の個数: 36

約数和(自身を含む): 583185904

約数和(自身を除く): 327544560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 142657, 285314, 570628, 998599, 1141256, 1997198, 2282512, 3994396, 4565024, 7988792, 9130048, 15977584, 18260096, 31955168, 36520192, 63910336, 127820672, 255641344]

約数ペア:

[(1, 255641344), (2, 127820672), (4, 63910336), (7, 36520192), (8, 31955168), (14, 18260096), (16, 15977584), (28, 9130048), (32, 7988792), (56, 4565024), (64, 3994396), (112, 2282512), (128, 1997198), (224, 1141256), (256, 998599), (448, 570628), (896, 285314), (1792, 142657)]