2912647978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:539

約数の個数: 64

約数和(自身を含む): 4959360000

約数和(自身を除く): 2046712022

約数列:

[1, 2, 17, 19, 34, 38, 139, 163, 199, 278, 323, 326, 398, 646, 2363, 2641, 2771, 3097, 3383, 3781, 4726, 5282, 5542, 6194, 6766, 7562, 22657, 27661, 32437, 44897, 45314, 52649, 55322, 64277, 64874, 89794, 105298, 128554, 385169, 430483, 470237, 525559, 551429, 616303, 770338, 860966, 940474, 1051118, 1102858, 1232606, 4508743, 7318211, 8934503, 9017486, 10477151, 14636422, 17869006, 20954302, 76648631, 85666117, 153297262, 171332234, 1456323989, 2912647978]

約数ペア:

[(1, 2912647978), (2, 1456323989), (17, 171332234), (19, 153297262), (34, 85666117), (38, 76648631), (139, 20954302), (163, 17869006), (199, 14636422), (278, 10477151), (323, 9017486), (326, 8934503), (398, 7318211), (646, 4508743), (2363, 1232606), (2641, 1102858), (2771, 1051118), (3097, 940474), (3383, 860966), (3781, 770338), (4726, 616303), (5282, 551429), (5542, 525559), (6194, 470237), (6766, 430483), (7562, 385169), (22657, 128554), (27661, 105298), (32437, 89794), (44897, 64874), (45314, 64277), (52649, 55322)]