127910185

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 181301760

約数和(自身を除く): 53391575

約数列:

[1, 5, 13, 19, 31, 65, 95, 155, 169, 247, 257, 403, 589, 845, 1235, 1285, 2015, 2945, 3211, 3341, 4883, 5239, 7657, 7967, 16055, 16705, 24415, 26195, 38285, 39835, 43433, 63479, 99541, 103571, 151373, 217165, 317395, 497705, 517855, 756865, 825227, 1346423, 1967849, 4126135, 6732115, 9839245, 25582037, 127910185]

約数ペア:

[(1, 127910185), (5, 25582037), (13, 9839245), (19, 6732115), (31, 4126135), (65, 1967849), (95, 1346423), (155, 825227), (169, 756865), (247, 517855), (257, 497705), (403, 317395), (589, 217165), (845, 151373), (1235, 103571), (1285, 99541), (2015, 63479), (2945, 43433), (3211, 39835), (3341, 38285), (4883, 26195), (5239, 24415), (7657, 16705), (7967, 16055)]