2688644

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{733}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 5425728

約数和(自身を除く): 2737084

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 733, 917, 1466, 1834, 2932, 3668, 5131, 10262, 20524, 96023, 192046, 384092, 672161, 1344322, 2688644]

約数ペア:

[(1, 2688644), (2, 1344322), (4, 672161), (7, 384092), (14, 192046), (28, 96023), (131, 20524), (262, 10262), (524, 5131), (733, 3668), (917, 2932), (1466, 1834)]