857198097

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{256723}}^1$

素因数の和:256789

約数の個数: 24

約数和(自身を含む): 1441761984

約数和(自身を除く): 584563887

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 256723, 770169, 1797061, 2310507, 5391183, 13606319, 16173549, 40818957, 95244233, 122456871, 285732699, 857198097]

約数ペア:

[(1, 857198097), (3, 285732699), (7, 122456871), (9, 95244233), (21, 40818957), (53, 16173549), (63, 13606319), (159, 5391183), (371, 2310507), (477, 1797061), (1113, 770169), (3339, 256723)]