688086

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:185

約数の個数: 48

約数和(自身を含む): 1757184

約数和(自身を除く): 1069098

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 86, 126, 127, 129, 254, 258, 301, 381, 387, 602, 762, 774, 889, 903, 1143, 1778, 1806, 2286, 2667, 2709, 5334, 5418, 5461, 8001, 10922, 16002, 16383, 32766, 38227, 49149, 76454, 98298, 114681, 229362, 344043, 688086]

約数ペア:

[(1, 688086), (2, 344043), (3, 229362), (6, 114681), (7, 98298), (9, 76454), (14, 49149), (18, 38227), (21, 32766), (42, 16383), (43, 16002), (63, 10922), (86, 8001), (126, 5461), (127, 5418), (129, 5334), (254, 2709), (258, 2667), (301, 2286), (381, 1806), (387, 1778), (602, 1143), (762, 903), (774, 889)]