4989978

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:368

約数の個数: 64

約数和(自身を含む): 13009920

約数和(自身を除く): 8019942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 54, 63, 86, 126, 129, 189, 258, 301, 307, 378, 387, 602, 614, 774, 903, 921, 1161, 1806, 1842, 2149, 2322, 2709, 2763, 4298, 5418, 5526, 6447, 8127, 8289, 12894, 13201, 16254, 16578, 19341, 26402, 38682, 39603, 58023, 79206, 92407, 116046, 118809, 184814, 237618, 277221, 356427, 554442, 712854, 831663, 1663326, 2494989, 4989978]

約数ペア:

[(1, 4989978), (2, 2494989), (3, 1663326), (6, 831663), (7, 712854), (9, 554442), (14, 356427), (18, 277221), (21, 237618), (27, 184814), (42, 118809), (43, 116046), (54, 92407), (63, 79206), (86, 58023), (126, 39603), (129, 38682), (189, 26402), (258, 19341), (301, 16578), (307, 16254), (378, 13201), (387, 12894), (602, 8289), (614, 8127), (774, 6447), (903, 5526), (921, 5418), (1161, 4298), (1806, 2763), (1842, 2709), (2149, 2322)]