666957888

素因数分解:

$2^6\times 3^4\times {\mathrm{128657}}^1$

素因数の和:128681

約数の個数: 70

約数和(自身を含む): 1977087486

約数和(自身を除く): 1310129598

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 216, 288, 324, 432, 576, 648, 864, 1296, 1728, 2592, 5184, 128657, 257314, 385971, 514628, 771942, 1029256, 1157913, 1543884, 2058512, 2315826, 3087768, 3473739, 4117024, 4631652, 6175536, 6947478, 8234048, 9263304, 10421217, 12351072, 13894956, 18526608, 20842434, 24702144, 27789912, 37053216, 41684868, 55579824, 74106432, 83369736, 111159648, 166739472, 222319296, 333478944, 666957888]

約数ペア:

[(1, 666957888), (2, 333478944), (3, 222319296), (4, 166739472), (6, 111159648), (8, 83369736), (9, 74106432), (12, 55579824), (16, 41684868), (18, 37053216), (24, 27789912), (27, 24702144), (32, 20842434), (36, 18526608), (48, 13894956), (54, 12351072), (64, 10421217), (72, 9263304), (81, 8234048), (96, 6947478), (108, 6175536), (144, 4631652), (162, 4117024), (192, 3473739), (216, 3087768), (288, 2315826), (324, 2058512), (432, 1543884), (576, 1157913), (648, 1029256), (864, 771942), (1296, 514628), (1728, 385971), (2592, 257314), (5184, 128657)]