27830205

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 52533936

約数和(自身を除く): 24703731

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 113, 117, 195, 339, 421, 565, 585, 1017, 1263, 1469, 1695, 2105, 3789, 4407, 5085, 5473, 6315, 7345, 13221, 16419, 18945, 22035, 27365, 47573, 49257, 66105, 82095, 142719, 237865, 246285, 428157, 618449, 713595, 1855347, 2140785, 3092245, 5566041, 9276735, 27830205]

約数ペア:

[(1, 27830205), (3, 9276735), (5, 5566041), (9, 3092245), (13, 2140785), (15, 1855347), (39, 713595), (45, 618449), (65, 428157), (113, 246285), (117, 237865), (195, 142719), (339, 82095), (421, 66105), (565, 49257), (585, 47573), (1017, 27365), (1263, 22035), (1469, 18945), (1695, 16419), (2105, 13221), (3789, 7345), (4407, 6315), (5085, 5473)]