1820091756573

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{1493}}^1\times {\mathrm{2777}}^1$

素因数の和:4579

約数の個数: 64

約数和(自身を含む): 2749179916800

約数和(自身を除く): 929088160227

約数列:

[1, 3, 9, 27, 71, 213, 229, 639, 687, 1493, 1917, 2061, 2777, 4479, 6183, 8331, 13437, 16259, 24993, 40311, 48777, 74979, 106003, 146331, 197167, 318009, 341897, 438993, 591501, 635933, 954027, 1025691, 1774503, 1907799, 2862081, 3077073, 4146061, 5323509, 5723397, 9231219, 12438183, 17170191, 24274687, 37314549, 45151243, 72824061, 111943647, 135453729, 218472183, 294370331, 406361187, 655416549, 883110993, 949447969, 1219083561, 2649332979, 2848343907, 7947998937, 8545031721, 25635095163, 67410805799, 202232417397, 606697252191, 1820091756573]

約数ペア:

[(1, 1820091756573), (3, 606697252191), (9, 202232417397), (27, 67410805799), (71, 25635095163), (213, 8545031721), (229, 7947998937), (639, 2848343907), (687, 2649332979), (1493, 1219083561), (1917, 949447969), (2061, 883110993), (2777, 655416549), (4479, 406361187), (6183, 294370331), (8331, 218472183), (13437, 135453729), (16259, 111943647), (24993, 72824061), (40311, 45151243), (48777, 37314549), (74979, 24274687), (106003, 17170191), (146331, 12438183), (197167, 9231219), (318009, 5723397), (341897, 5323509), (438993, 4146061), (591501, 3077073), (635933, 2862081), (954027, 1907799), (1025691, 1774503)]