28997045

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 45045504

約数和(自身を除く): 16048459

約数列:

[1, 5, 7, 11, 35, 41, 55, 77, 121, 167, 205, 287, 385, 451, 605, 835, 847, 1169, 1435, 1837, 2255, 3157, 4235, 4961, 5845, 6847, 9185, 12859, 15785, 20207, 24805, 34235, 34727, 47929, 64295, 75317, 101035, 141449, 173635, 239645, 376585, 527219, 707245, 828487, 2636095, 4142435, 5799409, 28997045]

約数ペア:

[(1, 28997045), (5, 5799409), (7, 4142435), (11, 2636095), (35, 828487), (41, 707245), (55, 527219), (77, 376585), (121, 239645), (167, 173635), (205, 141449), (287, 101035), (385, 75317), (451, 64295), (605, 47929), (835, 34727), (847, 34235), (1169, 24805), (1435, 20207), (1837, 15785), (2255, 12859), (3157, 9185), (4235, 6847), (4961, 5845)]