28704564

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{883}}^1$

素因数の和:946

約数の個数: 96

約数和(自身を含む): 87127040

約数和(自身を除く): 58422476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 43, 54, 63, 84, 86, 108, 126, 129, 172, 189, 252, 258, 301, 378, 387, 516, 602, 756, 774, 883, 903, 1161, 1204, 1548, 1766, 1806, 2322, 2649, 2709, 3532, 3612, 4644, 5298, 5418, 6181, 7947, 8127, 10596, 10836, 12362, 15894, 16254, 18543, 23841, 24724, 31788, 32508, 37086, 37969, 47682, 55629, 74172, 75938, 95364, 111258, 113907, 151876, 166887, 222516, 227814, 265783, 333774, 341721, 455628, 531566, 667548, 683442, 797349, 1025163, 1063132, 1366884, 1594698, 2050326, 2392047, 3189396, 4100652, 4784094, 7176141, 9568188, 14352282, 28704564]

約数ペア:

[(1, 28704564), (2, 14352282), (3, 9568188), (4, 7176141), (6, 4784094), (7, 4100652), (9, 3189396), (12, 2392047), (14, 2050326), (18, 1594698), (21, 1366884), (27, 1063132), (28, 1025163), (36, 797349), (42, 683442), (43, 667548), (54, 531566), (63, 455628), (84, 341721), (86, 333774), (108, 265783), (126, 227814), (129, 222516), (172, 166887), (189, 151876), (252, 113907), (258, 111258), (301, 95364), (378, 75938), (387, 74172), (516, 55629), (602, 47682), (756, 37969), (774, 37086), (883, 32508), (903, 31788), (1161, 24724), (1204, 23841), (1548, 18543), (1766, 16254), (1806, 15894), (2322, 12362), (2649, 10836), (2709, 10596), (3532, 8127), (3612, 7947), (4644, 6181), (5298, 5418)]