278814679

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 335865600

約数和(自身を除く): 57050921

約数列:

[1, 11, 13, 83, 139, 143, 169, 913, 1079, 1529, 1807, 1859, 2197, 11537, 11869, 14027, 19877, 23491, 24167, 126907, 149981, 154297, 182351, 258401, 305383, 1649791, 1949753, 2005861, 3359213, 21447283, 25346789, 278814679]

約数ペア:

[(1, 278814679), (11, 25346789), (13, 21447283), (83, 3359213), (139, 2005861), (143, 1949753), (169, 1649791), (913, 305383), (1079, 258401), (1529, 182351), (1807, 154297), (1859, 149981), (2197, 126907), (11537, 24167), (11869, 23491), (14027, 19877)]