1280454795

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1\times {\mathrm{761}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 2246680800

約数和(自身を除く): 966226005

約数列:

[1, 3, 5, 9, 15, 45, 139, 269, 417, 695, 761, 807, 1251, 1345, 2085, 2283, 2421, 3805, 4035, 6255, 6849, 11415, 12105, 34245, 37391, 105779, 112173, 186955, 204709, 317337, 336519, 528895, 560865, 614127, 952011, 1023545, 1586685, 1682595, 1842381, 3070635, 4760055, 9211905, 28454551, 85363653, 142272755, 256090959, 426818265, 1280454795]

約数ペア:

[(1, 1280454795), (3, 426818265), (5, 256090959), (9, 142272755), (15, 85363653), (45, 28454551), (139, 9211905), (269, 4760055), (417, 3070635), (695, 1842381), (761, 1682595), (807, 1586685), (1251, 1023545), (1345, 952011), (2085, 614127), (2283, 560865), (2421, 528895), (3805, 336519), (4035, 317337), (6255, 204709), (6849, 186955), (11415, 112173), (12105, 105779), (34245, 37391)]