2009007

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 3913728

約数和(自身を除く): 1904721

約数列:

[1, 3, 7, 9, 11, 13, 21, 33, 39, 63, 77, 91, 99, 117, 143, 223, 231, 273, 429, 669, 693, 819, 1001, 1287, 1561, 2007, 2453, 2899, 3003, 4683, 7359, 8697, 9009, 14049, 17171, 20293, 22077, 26091, 31889, 51513, 60879, 95667, 154539, 182637, 223223, 287001, 669669, 2009007]

約数ペア:

[(1, 2009007), (3, 669669), (7, 287001), (9, 223223), (11, 182637), (13, 154539), (21, 95667), (33, 60879), (39, 51513), (63, 31889), (77, 26091), (91, 22077), (99, 20293), (117, 17171), (143, 14049), (223, 9009), (231, 8697), (273, 7359), (429, 4683), (669, 3003), (693, 2899), (819, 2453), (1001, 2007), (1287, 1561)]