2937778857

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^2\times {\mathrm{293}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 4924555272

約数和(自身を除く): 1986776415

約数列:

[1, 3, 9, 13, 17, 39, 51, 71, 117, 153, 213, 221, 293, 639, 663, 879, 923, 1207, 1989, 2637, 2769, 3621, 3809, 4981, 5041, 8307, 10863, 11427, 14943, 15123, 15691, 20803, 34281, 44829, 45369, 47073, 62409, 64753, 65533, 85697, 141219, 187227, 194259, 196599, 257091, 270439, 353651, 582777, 589797, 771273, 811317, 1060953, 1114061, 1477013, 2433951, 3182859, 3342183, 4431039, 4597463, 10026549, 13293117, 13792389, 19201169, 25109221, 41377167, 57603507, 75327663, 172810521, 225982989, 326419873, 979259619, 2937778857]

約数ペア:

[(1, 2937778857), (3, 979259619), (9, 326419873), (13, 225982989), (17, 172810521), (39, 75327663), (51, 57603507), (71, 41377167), (117, 25109221), (153, 19201169), (213, 13792389), (221, 13293117), (293, 10026549), (639, 4597463), (663, 4431039), (879, 3342183), (923, 3182859), (1207, 2433951), (1989, 1477013), (2637, 1114061), (2769, 1060953), (3621, 811317), (3809, 771273), (4981, 589797), (5041, 582777), (8307, 353651), (10863, 270439), (11427, 257091), (14943, 196599), (15123, 194259), (15691, 187227), (20803, 141219), (34281, 85697), (44829, 65533), (45369, 64753), (47073, 62409)]