261802880001

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{123143}}^1$

素因数の和:123844

約数の個数: 48

約数和(自身を含む): 422963189376

約数和(自身を除く): 161160309375

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 673, 1053, 2019, 3159, 6057, 8749, 18171, 26247, 54513, 78741, 123143, 163539, 236223, 369429, 708669, 1108287, 1600859, 2126007, 3324861, 4802577, 9974583, 14407731, 29923749, 43223193, 82875239, 129669579, 248625717, 389008737, 745877151, 1077378107, 2237631453, 3232134321, 6712894359, 9696402963, 20138683077, 29089208889, 87267626667, 261802880001]

約数ペア:

[(1, 261802880001), (3, 87267626667), (9, 29089208889), (13, 20138683077), (27, 9696402963), (39, 6712894359), (81, 3232134321), (117, 2237631453), (243, 1077378107), (351, 745877151), (673, 389008737), (1053, 248625717), (2019, 129669579), (3159, 82875239), (6057, 43223193), (8749, 29923749), (18171, 14407731), (26247, 9974583), (54513, 4802577), (78741, 3324861), (123143, 2126007), (163539, 1600859), (236223, 1108287), (369429, 708669)]