201089889

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:168

約数の個数: 144

約数和(自身を含む): 419313024

約数和(自身を除く): 218223135

約数列:

[1, 3, 7, 9, 11, 13, 17, 21, 33, 39, 51, 63, 77, 91, 99, 101, 117, 119, 143, 153, 169, 187, 221, 231, 273, 303, 357, 429, 507, 561, 663, 693, 707, 819, 909, 1001, 1071, 1111, 1183, 1287, 1309, 1313, 1521, 1547, 1683, 1717, 1859, 1989, 2121, 2431, 2873, 3003, 3333, 3549, 3927, 3939, 4641, 5151, 5577, 6363, 7293, 7777, 8619, 9009, 9191, 9999, 10647, 11781, 11817, 12019, 13013, 13923, 14443, 15453, 16731, 17017, 17069, 18887, 20111, 21879, 22321, 23331, 25857, 27573, 31603, 36057, 39039, 43329, 51051, 51207, 56661, 60333, 66963, 69993, 82719, 94809, 101101, 108171, 117117, 119483, 129987, 132209, 153153, 153621, 156247, 169983, 180999, 187759, 200889, 221221, 245531, 284427, 290173, 303303, 358449, 396627, 468741, 563277, 663663, 736593, 870519, 909909, 1075347, 1189881, 1314313, 1406223, 1689831, 1718717, 1990989, 2031211, 2209779, 2611557, 3191903, 3942939, 5156151, 6093633, 9575709, 11828817, 15468453, 18280899, 22343321, 28727127, 67029963, 201089889]

約数ペア:

[(1, 201089889), (3, 67029963), (7, 28727127), (9, 22343321), (11, 18280899), (13, 15468453), (17, 11828817), (21, 9575709), (33, 6093633), (39, 5156151), (51, 3942939), (63, 3191903), (77, 2611557), (91, 2209779), (99, 2031211), (101, 1990989), (117, 1718717), (119, 1689831), (143, 1406223), (153, 1314313), (169, 1189881), (187, 1075347), (221, 909909), (231, 870519), (273, 736593), (303, 663663), (357, 563277), (429, 468741), (507, 396627), (561, 358449), (663, 303303), (693, 290173), (707, 284427), (819, 245531), (909, 221221), (1001, 200889), (1071, 187759), (1111, 180999), (1183, 169983), (1287, 156247), (1309, 153621), (1313, 153153), (1521, 132209), (1547, 129987), (1683, 119483), (1717, 117117), (1859, 108171), (1989, 101101), (2121, 94809), (2431, 82719), (2873, 69993), (3003, 66963), (3333, 60333), (3549, 56661), (3927, 51207), (3939, 51051), (4641, 43329), (5151, 39039), (5577, 36057), (6363, 31603), (7293, 27573), (7777, 25857), (8619, 23331), (9009, 22321), (9191, 21879), (9999, 20111), (10647, 18887), (11781, 17069), (11817, 17017), (12019, 16731), (13013, 15453), (13923, 14443)]