221489403982

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{601}}^1\times {\mathrm{31079}}^1$

素因数の和:31718

約数の個数: 72

約数和(自身を含む): 425525168880

約数和(自身を除く): 204035764898

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 154, 242, 539, 601, 847, 1078, 1202, 1694, 4207, 5929, 6611, 8414, 11858, 13222, 29449, 31079, 46277, 58898, 62158, 72721, 92554, 145442, 217553, 323939, 341869, 435106, 509047, 647878, 683738, 1018094, 1522871, 2393083, 3045742, 3563329, 3760559, 4786166, 7126658, 7521118, 16751581, 18678479, 26323913, 33503162, 37356958, 52647826, 130749353, 184267391, 205463269, 261498706, 368534782, 410926538, 915245471, 1438242883, 1830490942, 2260095959, 2876485766, 4520191918, 10067700181, 15820671713, 20135400362, 31641343426, 110744701991, 221489403982]

約数ペア:

[(1, 221489403982), (2, 110744701991), (7, 31641343426), (11, 20135400362), (14, 15820671713), (22, 10067700181), (49, 4520191918), (77, 2876485766), (98, 2260095959), (121, 1830490942), (154, 1438242883), (242, 915245471), (539, 410926538), (601, 368534782), (847, 261498706), (1078, 205463269), (1202, 184267391), (1694, 130749353), (4207, 52647826), (5929, 37356958), (6611, 33503162), (8414, 26323913), (11858, 18678479), (13222, 16751581), (29449, 7521118), (31079, 7126658), (46277, 4786166), (58898, 3760559), (62158, 3563329), (72721, 3045742), (92554, 2393083), (145442, 1522871), (217553, 1018094), (323939, 683738), (341869, 647878), (435106, 509047)]