2009555955

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{57179}}^1$

素因数の和:57272

約数の個数: 48

約数和(自身を含む): 3853474560

約数和(自身を除く): 1843918605

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 71, 99, 165, 213, 355, 495, 639, 781, 1065, 2343, 3195, 3905, 7029, 11715, 35145, 57179, 171537, 285895, 514611, 628969, 857685, 1886907, 2573055, 3144845, 4059709, 5660721, 9434535, 12179127, 20298545, 28303605, 36537381, 44656799, 60895635, 133970397, 182686905, 223283995, 401911191, 669851985, 2009555955]

約数ペア:

[(1, 2009555955), (3, 669851985), (5, 401911191), (9, 223283995), (11, 182686905), (15, 133970397), (33, 60895635), (45, 44656799), (55, 36537381), (71, 28303605), (99, 20298545), (165, 12179127), (213, 9434535), (355, 5660721), (495, 4059709), (639, 3144845), (781, 2573055), (1065, 1886907), (2343, 857685), (3195, 628969), (3905, 514611), (7029, 285895), (11715, 171537), (35145, 57179)]