187441881

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 306892800

約数和(自身を除く): 119450919

約数列:

[1, 3, 11, 17, 23, 33, 51, 69, 73, 187, 199, 219, 253, 391, 561, 597, 759, 803, 1173, 1241, 1679, 2189, 2409, 3383, 3723, 4301, 4577, 5037, 6567, 10149, 12903, 13651, 13731, 14527, 18469, 28543, 37213, 40953, 43581, 50347, 55407, 77809, 85629, 111639, 151041, 159797, 233427, 246959, 313973, 334121, 479391, 740877, 855899, 941919, 1002363, 2567697, 2716549, 3675331, 5680057, 8149647, 11025993, 17040171, 62480627, 187441881]

約数ペア:

[(1, 187441881), (3, 62480627), (11, 17040171), (17, 11025993), (23, 8149647), (33, 5680057), (51, 3675331), (69, 2716549), (73, 2567697), (187, 1002363), (199, 941919), (219, 855899), (253, 740877), (391, 479391), (561, 334121), (597, 313973), (759, 246959), (803, 233427), (1173, 159797), (1241, 151041), (1679, 111639), (2189, 85629), (2409, 77809), (3383, 55407), (3723, 50347), (4301, 43581), (4577, 40953), (5037, 37213), (6567, 28543), (10149, 18469), (12903, 14527), (13651, 13731)]