287130256

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{48371}}^1$

素因数の和:48439

約数の個数: 40

約数和(自身を含む): 647797824

約数和(自身を除く): 360667568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 212, 371, 424, 742, 848, 1484, 2968, 5936, 48371, 96742, 193484, 338597, 386968, 677194, 773936, 1354388, 2563663, 2708776, 5127326, 5417552, 10254652, 17945641, 20509304, 35891282, 41018608, 71782564, 143565128, 287130256]

約数ペア:

[(1, 287130256), (2, 143565128), (4, 71782564), (7, 41018608), (8, 35891282), (14, 20509304), (16, 17945641), (28, 10254652), (53, 5417552), (56, 5127326), (106, 2708776), (112, 2563663), (212, 1354388), (371, 773936), (424, 677194), (742, 386968), (848, 338597), (1484, 193484), (2968, 96742), (5936, 48371)]