26311285

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{751}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 43206912

約数和(自身を除く): 16895627

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 143, 245, 385, 455, 539, 637, 715, 751, 1001, 2695, 3185, 3755, 5005, 5257, 7007, 8261, 9763, 26285, 35035, 36799, 41305, 48815, 57827, 68341, 107393, 183995, 289135, 341705, 404789, 478387, 536965, 751751, 2023945, 2391935, 3758755, 5262257, 26311285]

約数ペア:

[(1, 26311285), (5, 5262257), (7, 3758755), (11, 2391935), (13, 2023945), (35, 751751), (49, 536965), (55, 478387), (65, 404789), (77, 341705), (91, 289135), (143, 183995), (245, 107393), (385, 68341), (455, 57827), (539, 48815), (637, 41305), (715, 36799), (751, 35035), (1001, 26285), (2695, 9763), (3185, 8261), (3755, 7007), (5005, 5257)]