8554689

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 16091712

約数和(自身を除く): 7537023

約数列:

[1, 3, 9, 11, 13, 17, 23, 33, 39, 51, 69, 99, 117, 143, 153, 187, 207, 221, 253, 289, 299, 391, 429, 561, 663, 759, 867, 897, 1173, 1287, 1683, 1989, 2277, 2431, 2601, 2691, 3179, 3289, 3519, 3757, 4301, 5083, 6647, 7293, 9537, 9867, 11271, 12903, 15249, 19941, 21879, 28611, 29601, 33813, 38709, 41327, 45747, 55913, 59823, 73117, 86411, 123981, 167739, 219351, 259233, 371943, 503217, 658053, 777699, 950521, 2851563, 8554689]

約数ペア:

[(1, 8554689), (3, 2851563), (9, 950521), (11, 777699), (13, 658053), (17, 503217), (23, 371943), (33, 259233), (39, 219351), (51, 167739), (69, 123981), (99, 86411), (117, 73117), (143, 59823), (153, 55913), (187, 45747), (207, 41327), (221, 38709), (253, 33813), (289, 29601), (299, 28611), (391, 21879), (429, 19941), (561, 15249), (663, 12903), (759, 11271), (867, 9867), (897, 9537), (1173, 7293), (1287, 6647), (1683, 5083), (1989, 4301), (2277, 3757), (2431, 3519), (2601, 3289), (2691, 3179)]