120206905

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^2\times {\mathrm{71}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 183036672

約数和(自身を除く): 62829767

約数列:

[1, 5, 7, 13, 35, 61, 65, 71, 91, 305, 355, 427, 455, 497, 793, 923, 2135, 2485, 3721, 3965, 4331, 4615, 5551, 6461, 18605, 21655, 26047, 27755, 30317, 32305, 48373, 56303, 130235, 151585, 241865, 264191, 281515, 338611, 394121, 1320955, 1693055, 1849337, 1970605, 3434483, 9246685, 17172415, 24041381, 120206905]

約数ペア:

[(1, 120206905), (5, 24041381), (7, 17172415), (13, 9246685), (35, 3434483), (61, 1970605), (65, 1849337), (71, 1693055), (91, 1320955), (305, 394121), (355, 338611), (427, 281515), (455, 264191), (497, 241865), (793, 151585), (923, 130235), (2135, 56303), (2485, 48373), (3721, 32305), (3965, 30317), (4331, 27755), (4615, 26047), (5551, 21655), (6461, 18605)]