648739050568

素因数分解:

$2^3\times 7^1\times {\mathrm{11251}}^1\times {\mathrm{1029653}}^1$

素因数の和:1040917

約数の個数: 32

約数和(自身を含む): 1390280016960

約数和(自身を除く): 741540966392

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 11251, 22502, 45004, 78757, 90008, 157514, 315028, 630056, 1029653, 2059306, 4118612, 7207571, 8237224, 14415142, 28830284, 57660568, 11584625903, 23169251806, 46338503612, 81092381321, 92677007224, 162184762642, 324369525284, 648739050568]

約数ペア:

[(1, 648739050568), (2, 324369525284), (4, 162184762642), (7, 92677007224), (8, 81092381321), (14, 46338503612), (28, 23169251806), (56, 11584625903), (11251, 57660568), (22502, 28830284), (45004, 14415142), (78757, 8237224), (90008, 7207571), (157514, 4118612), (315028, 2059306), (630056, 1029653)]