63991998

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 173015040

約数和(自身を除く): 109023042

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 43, 54, 62, 63, 86, 93, 126, 127, 129, 186, 189, 217, 254, 258, 279, 301, 378, 381, 387, 434, 558, 602, 651, 762, 774, 837, 889, 903, 1143, 1161, 1302, 1333, 1674, 1778, 1806, 1953, 2286, 2322, 2666, 2667, 2709, 3429, 3906, 3937, 3999, 5334, 5418, 5461, 5859, 6858, 7874, 7998, 8001, 8127, 9331, 10922, 11718, 11811, 11997, 16002, 16254, 16383, 18662, 23622, 23994, 24003, 27559, 27993, 32766, 35433, 35991, 38227, 48006, 49149, 55118, 55986, 70866, 71982, 76454, 82677, 83979, 98298, 106299, 114681, 147447, 165354, 167958, 169291, 212598, 229362, 248031, 251937, 294894, 338582, 344043, 496062, 503874, 507873, 688086, 744093, 1015746, 1032129, 1185037, 1488186, 1523619, 2064258, 2370074, 3047238, 3555111, 4570857, 7110222, 9141714, 10665333, 21330666, 31995999, 63991998]

約数ペア:

[(1, 63991998), (2, 31995999), (3, 21330666), (6, 10665333), (7, 9141714), (9, 7110222), (14, 4570857), (18, 3555111), (21, 3047238), (27, 2370074), (31, 2064258), (42, 1523619), (43, 1488186), (54, 1185037), (62, 1032129), (63, 1015746), (86, 744093), (93, 688086), (126, 507873), (127, 503874), (129, 496062), (186, 344043), (189, 338582), (217, 294894), (254, 251937), (258, 248031), (279, 229362), (301, 212598), (378, 169291), (381, 167958), (387, 165354), (434, 147447), (558, 114681), (602, 106299), (651, 98298), (762, 83979), (774, 82677), (837, 76454), (889, 71982), (903, 70866), (1143, 55986), (1161, 55118), (1302, 49149), (1333, 48006), (1674, 38227), (1778, 35991), (1806, 35433), (1953, 32766), (2286, 27993), (2322, 27559), (2666, 24003), (2667, 23994), (2709, 23622), (3429, 18662), (3906, 16383), (3937, 16254), (3999, 16002), (5334, 11997), (5418, 11811), (5461, 11718), (5859, 10922), (6858, 9331), (7874, 8127), (7998, 8001)]