687800136

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{2143}}^1$

素因数の和:2506

約数の個数: 64

約数和(自身を含む): 1765969920

約数和(自身を除く): 1078169784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 311, 344, 516, 622, 933, 1032, 1244, 1866, 2143, 2488, 3732, 4286, 6429, 7464, 8572, 12858, 13373, 17144, 25716, 26746, 40119, 51432, 53492, 80238, 92149, 106984, 160476, 184298, 276447, 320952, 368596, 552894, 666473, 737192, 1105788, 1332946, 1999419, 2211576, 2665892, 3998838, 5331784, 7997676, 15995352, 28658339, 57316678, 85975017, 114633356, 171950034, 229266712, 343900068, 687800136]

約数ペア:

[(1, 687800136), (2, 343900068), (3, 229266712), (4, 171950034), (6, 114633356), (8, 85975017), (12, 57316678), (24, 28658339), (43, 15995352), (86, 7997676), (129, 5331784), (172, 3998838), (258, 2665892), (311, 2211576), (344, 1999419), (516, 1332946), (622, 1105788), (933, 737192), (1032, 666473), (1244, 552894), (1866, 368596), (2143, 320952), (2488, 276447), (3732, 184298), (4286, 160476), (6429, 106984), (7464, 92149), (8572, 80238), (12858, 53492), (13373, 51432), (17144, 40119), (25716, 26746)]