208164033

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{449}}^1$

素因数の和:699

約数の個数: 64

約数和(自身を含む): 387072000

約数和(自身を除く): 178907967

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 223, 231, 297, 449, 669, 693, 1347, 1561, 2007, 2079, 2453, 3143, 4041, 4683, 4939, 6021, 7359, 9429, 12123, 14049, 14817, 17171, 22077, 28287, 34573, 42147, 44451, 51513, 66231, 84861, 100127, 103719, 133353, 154539, 300381, 311157, 463617, 700889, 901143, 933471, 1101397, 2102667, 2703429, 3304191, 6308001, 7709779, 9912573, 18924003, 23129337, 29737719, 69388011, 208164033]

約数ペア:

[(1, 208164033), (3, 69388011), (7, 29737719), (9, 23129337), (11, 18924003), (21, 9912573), (27, 7709779), (33, 6308001), (63, 3304191), (77, 2703429), (99, 2102667), (189, 1101397), (223, 933471), (231, 901143), (297, 700889), (449, 463617), (669, 311157), (693, 300381), (1347, 154539), (1561, 133353), (2007, 103719), (2079, 100127), (2453, 84861), (3143, 66231), (4041, 51513), (4683, 44451), (4939, 42147), (6021, 34573), (7359, 28287), (9429, 22077), (12123, 17171), (14049, 14817)]