1215445

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1$

素因数の和:82

約数の個数: 36

約数和(自身を含む): 1910412

約数和(自身を除く): 694967

約数列:

[1, 5, 7, 11, 35, 41, 49, 55, 77, 121, 205, 245, 287, 385, 451, 539, 605, 847, 1435, 2009, 2255, 2695, 3157, 4235, 4961, 5929, 10045, 15785, 22099, 24805, 29645, 34727, 110495, 173635, 243089, 1215445]

約数ペア:

[(1, 1215445), (5, 243089), (7, 173635), (11, 110495), (35, 34727), (41, 29645), (49, 24805), (55, 22099), (77, 15785), (121, 10045), (205, 5929), (245, 4961), (287, 4235), (385, 3157), (451, 2695), (539, 2255), (605, 2009), (847, 1435)]