25681733

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 35458560

約数和(自身を除く): 9776827

約数列:

[1, 7, 11, 29, 31, 49, 53, 77, 203, 217, 319, 341, 371, 539, 583, 899, 1421, 1519, 1537, 1643, 2233, 2387, 2597, 4081, 6293, 9889, 10759, 11501, 15631, 16709, 16907, 18073, 28567, 44051, 47647, 69223, 75313, 80507, 118349, 126511, 333529, 484561, 524117, 828443, 885577, 2334703, 3668819, 25681733]

約数ペア:

[(1, 25681733), (7, 3668819), (11, 2334703), (29, 885577), (31, 828443), (49, 524117), (53, 484561), (77, 333529), (203, 126511), (217, 118349), (319, 80507), (341, 75313), (371, 69223), (539, 47647), (583, 44051), (899, 28567), (1421, 18073), (1519, 16907), (1537, 16709), (1643, 15631), (2233, 11501), (2387, 10759), (2597, 9889), (4081, 6293)]