409954006

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71947}}^1$

素因数の和:72004

約数の個数: 32

約数和(自身を含む): 787398912

約数和(自身を除く): 377444906

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 259, 407, 518, 814, 2849, 5698, 71947, 143894, 503629, 791417, 1007258, 1582834, 2662039, 5324078, 5539919, 11079838, 18634273, 29282429, 37268546, 58564858, 204977003, 409954006]

約数ペア:

[(1, 409954006), (2, 204977003), (7, 58564858), (11, 37268546), (14, 29282429), (22, 18634273), (37, 11079838), (74, 5539919), (77, 5324078), (154, 2662039), (259, 1582834), (407, 1007258), (518, 791417), (814, 503629), (2849, 143894), (5698, 71947)]