202110909

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:195

約数の個数: 128

約数和(自身を含む): 397135872

約数和(自身を除く): 195024963

約数列:

[1, 3, 7, 11, 13, 17, 21, 33, 37, 39, 51, 77, 91, 107, 111, 119, 143, 187, 221, 231, 259, 273, 321, 357, 407, 429, 481, 561, 629, 663, 749, 777, 1001, 1177, 1221, 1309, 1391, 1443, 1547, 1819, 1887, 2247, 2431, 2849, 3003, 3367, 3531, 3927, 3959, 4173, 4403, 4641, 5291, 5457, 6919, 7293, 8177, 8239, 8547, 9737, 10101, 11877, 12733, 13209, 15301, 15873, 17017, 20009, 20757, 23647, 24531, 24717, 27713, 29211, 37037, 38199, 43549, 45903, 48433, 51051, 51467, 57239, 60027, 67303, 70941, 83139, 89947, 107107, 111111, 130647, 140063, 145299, 154401, 165529, 171717, 201909, 260117, 269841, 304843, 321321, 360269, 420189, 471121, 496587, 566137, 629629, 740333, 780351, 874939, 914529, 1080807, 1413363, 1698411, 1820819, 1888887, 2220999, 2624817, 3962959, 5182331, 5462457, 6124573, 9624329, 11888877, 15546993, 18373719, 28872987, 67370303, 202110909]

約数ペア:

[(1, 202110909), (3, 67370303), (7, 28872987), (11, 18373719), (13, 15546993), (17, 11888877), (21, 9624329), (33, 6124573), (37, 5462457), (39, 5182331), (51, 3962959), (77, 2624817), (91, 2220999), (107, 1888887), (111, 1820819), (119, 1698411), (143, 1413363), (187, 1080807), (221, 914529), (231, 874939), (259, 780351), (273, 740333), (321, 629629), (357, 566137), (407, 496587), (429, 471121), (481, 420189), (561, 360269), (629, 321321), (663, 304843), (749, 269841), (777, 260117), (1001, 201909), (1177, 171717), (1221, 165529), (1309, 154401), (1391, 145299), (1443, 140063), (1547, 130647), (1819, 111111), (1887, 107107), (2247, 89947), (2431, 83139), (2849, 70941), (3003, 67303), (3367, 60027), (3531, 57239), (3927, 51467), (3959, 51051), (4173, 48433), (4403, 45903), (4641, 43549), (5291, 38199), (5457, 37037), (6919, 29211), (7293, 27713), (8177, 24717), (8239, 24531), (8547, 23647), (9737, 20757), (10101, 20009), (11877, 17017), (12733, 15873), (13209, 15301)]