201813885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:284

約数の個数: 144

約数和(自身を含む): 460422144

約数和(自身を除く): 258608259

約数列:

[1, 3, 5, 7, 9, 13, 15, 17, 21, 35, 39, 45, 51, 63, 65, 85, 91, 105, 117, 119, 153, 169, 195, 221, 223, 255, 273, 315, 357, 455, 507, 585, 595, 663, 669, 765, 819, 845, 1071, 1105, 1115, 1183, 1365, 1521, 1547, 1561, 1785, 1989, 2007, 2535, 2873, 2899, 3315, 3345, 3549, 3791, 4095, 4641, 4683, 5355, 5915, 7605, 7735, 7805, 8619, 8697, 9945, 10035, 10647, 11373, 13923, 14049, 14365, 14495, 17745, 18955, 20111, 20293, 23205, 23415, 25857, 26091, 26537, 34119, 37687, 43095, 43485, 49283, 53235, 56865, 60333, 60879, 69615, 70245, 79611, 100555, 101465, 113061, 129285, 130455, 132685, 147849, 170595, 180999, 182637, 188435, 238833, 246415, 263809, 301665, 304395, 339183, 344981, 398055, 443547, 565305, 640679, 739245, 791427, 904995, 913185, 1034943, 1194165, 1319045, 1695915, 1724905, 1922037, 2217735, 2374281, 3104829, 3203395, 3957135, 4484753, 5174715, 5766111, 9610185, 11871405, 13454259, 15524145, 22423765, 28830555, 40362777, 67271295, 201813885]

約数ペア:

[(1, 201813885), (3, 67271295), (5, 40362777), (7, 28830555), (9, 22423765), (13, 15524145), (15, 13454259), (17, 11871405), (21, 9610185), (35, 5766111), (39, 5174715), (45, 4484753), (51, 3957135), (63, 3203395), (65, 3104829), (85, 2374281), (91, 2217735), (105, 1922037), (117, 1724905), (119, 1695915), (153, 1319045), (169, 1194165), (195, 1034943), (221, 913185), (223, 904995), (255, 791427), (273, 739245), (315, 640679), (357, 565305), (455, 443547), (507, 398055), (585, 344981), (595, 339183), (663, 304395), (669, 301665), (765, 263809), (819, 246415), (845, 238833), (1071, 188435), (1105, 182637), (1115, 180999), (1183, 170595), (1365, 147849), (1521, 132685), (1547, 130455), (1561, 129285), (1785, 113061), (1989, 101465), (2007, 100555), (2535, 79611), (2873, 70245), (2899, 69615), (3315, 60879), (3345, 60333), (3549, 56865), (3791, 53235), (4095, 49283), (4641, 43485), (4683, 43095), (5355, 37687), (5915, 34119), (7605, 26537), (7735, 26091), (7805, 25857), (8619, 23415), (8697, 23205), (9945, 20293), (10035, 20111), (10647, 18955), (11373, 17745), (13923, 14495), (14049, 14365)]