209019174

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:342

約数の個数: 128

約数和(自身を含む): 543449088

約数和(自身を除く): 334429914

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 53, 62, 78, 91, 93, 106, 159, 182, 186, 217, 233, 273, 318, 371, 403, 434, 466, 546, 651, 689, 699, 742, 806, 1113, 1209, 1302, 1378, 1398, 1631, 1643, 2067, 2226, 2418, 2821, 3029, 3262, 3286, 4134, 4823, 4893, 4929, 5642, 6058, 7223, 8463, 9087, 9646, 9786, 9858, 11501, 12349, 14446, 14469, 16926, 18174, 21203, 21359, 21669, 23002, 24698, 28938, 34503, 37047, 42406, 42718, 43338, 50561, 63609, 64077, 69006, 74094, 86443, 93899, 101122, 127218, 128154, 149513, 151683, 160537, 172886, 187798, 259329, 281697, 299026, 303366, 321074, 382819, 448539, 481611, 518658, 563394, 657293, 765638, 897078, 963222, 1123759, 1148457, 1314586, 1971879, 2247518, 2296914, 2679733, 3371277, 3943758, 4976647, 5359466, 6742554, 8039199, 9953294, 14929941, 16078398, 29859882, 34836529, 69673058, 104509587, 209019174]

約数ペア:

[(1, 209019174), (2, 104509587), (3, 69673058), (6, 34836529), (7, 29859882), (13, 16078398), (14, 14929941), (21, 9953294), (26, 8039199), (31, 6742554), (39, 5359466), (42, 4976647), (53, 3943758), (62, 3371277), (78, 2679733), (91, 2296914), (93, 2247518), (106, 1971879), (159, 1314586), (182, 1148457), (186, 1123759), (217, 963222), (233, 897078), (273, 765638), (318, 657293), (371, 563394), (403, 518658), (434, 481611), (466, 448539), (546, 382819), (651, 321074), (689, 303366), (699, 299026), (742, 281697), (806, 259329), (1113, 187798), (1209, 172886), (1302, 160537), (1378, 151683), (1398, 149513), (1631, 128154), (1643, 127218), (2067, 101122), (2226, 93899), (2418, 86443), (2821, 74094), (3029, 69006), (3262, 64077), (3286, 63609), (4134, 50561), (4823, 43338), (4893, 42718), (4929, 42406), (5642, 37047), (6058, 34503), (7223, 28938), (8463, 24698), (9087, 23002), (9646, 21669), (9786, 21359), (9858, 21203), (11501, 18174), (12349, 16926), (14446, 14469)]