289362437

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1013}}^1$

素因数の和:1149

約数の個数: 32

約数和(自身を含む): 369777408

約数和(自身を除く): 80414971

約数列:

[1, 7, 13, 43, 73, 91, 301, 511, 559, 949, 1013, 3139, 3913, 6643, 7091, 13169, 21973, 40807, 43559, 73949, 92183, 285649, 304913, 517643, 566267, 961337, 3179807, 3963869, 6729359, 22258649, 41337491, 289362437]

約数ペア:

[(1, 289362437), (7, 41337491), (13, 22258649), (43, 6729359), (73, 3963869), (91, 3179807), (301, 961337), (511, 566267), (559, 517643), (949, 304913), (1013, 285649), (3139, 92183), (3913, 73949), (6643, 43559), (7091, 40807), (13169, 21973)]