217903686

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 192

約数和(自身を含む): 612251136

約数和(自身を除く): 394347450

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 49, 66, 71, 73, 77, 78, 91, 98, 142, 143, 146, 147, 154, 182, 213, 219, 231, 273, 286, 294, 426, 429, 438, 462, 497, 511, 539, 546, 637, 781, 803, 858, 923, 949, 994, 1001, 1022, 1078, 1274, 1491, 1533, 1562, 1606, 1617, 1846, 1898, 1911, 2002, 2343, 2409, 2769, 2847, 2982, 3003, 3066, 3234, 3479, 3577, 3822, 4686, 4818, 5183, 5467, 5538, 5621, 5694, 6006, 6461, 6643, 6958, 7007, 7154, 10153, 10366, 10437, 10439, 10731, 10934, 11242, 12922, 13286, 14014, 15549, 16401, 16863, 19383, 19929, 20306, 20874, 20878, 21021, 21462, 30459, 31098, 31317, 32802, 33726, 36281, 38269, 38766, 39347, 39858, 42042, 45227, 46501, 57013, 60918, 62634, 67379, 71071, 72562, 73073, 76538, 78694, 90454, 93002, 108843, 114026, 114807, 118041, 134758, 135681, 139503, 142142, 146146, 171039, 202137, 213213, 217686, 219219, 229614, 236082, 253967, 271362, 279006, 342078, 399091, 404274, 426426, 438438, 471653, 497497, 507934, 511511, 741169, 761901, 798182, 943306, 994994, 1023022, 1197273, 1414959, 1482338, 1492491, 1523802, 1534533, 2223507, 2394546, 2793637, 2829918, 2984982, 3069066, 3301571, 4447014, 5188183, 5587274, 6603142, 8380911, 9904713, 10376366, 15564549, 16761822, 19809426, 31129098, 36317281, 72634562, 108951843, 217903686]

約数ペア:

[(1, 217903686), (2, 108951843), (3, 72634562), (6, 36317281), (7, 31129098), (11, 19809426), (13, 16761822), (14, 15564549), (21, 10376366), (22, 9904713), (26, 8380911), (33, 6603142), (39, 5587274), (42, 5188183), (49, 4447014), (66, 3301571), (71, 3069066), (73, 2984982), (77, 2829918), (78, 2793637), (91, 2394546), (98, 2223507), (142, 1534533), (143, 1523802), (146, 1492491), (147, 1482338), (154, 1414959), (182, 1197273), (213, 1023022), (219, 994994), (231, 943306), (273, 798182), (286, 761901), (294, 741169), (426, 511511), (429, 507934), (438, 497497), (462, 471653), (497, 438438), (511, 426426), (539, 404274), (546, 399091), (637, 342078), (781, 279006), (803, 271362), (858, 253967), (923, 236082), (949, 229614), (994, 219219), (1001, 217686), (1022, 213213), (1078, 202137), (1274, 171039), (1491, 146146), (1533, 142142), (1562, 139503), (1606, 135681), (1617, 134758), (1846, 118041), (1898, 114807), (1911, 114026), (2002, 108843), (2343, 93002), (2409, 90454), (2769, 78694), (2847, 76538), (2982, 73073), (3003, 72562), (3066, 71071), (3234, 67379), (3479, 62634), (3577, 60918), (3822, 57013), (4686, 46501), (4818, 45227), (5183, 42042), (5467, 39858), (5538, 39347), (5621, 38766), (5694, 38269), (6006, 36281), (6461, 33726), (6643, 32802), (6958, 31317), (7007, 31098), (7154, 30459), (10153, 21462), (10366, 21021), (10437, 20878), (10439, 20874), (10731, 20306), (10934, 19929), (11242, 19383), (12922, 16863), (13286, 16401), (14014, 15549)]