217664538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 128

約数和(自身を含む): 560136192

約数和(自身を除く): 342471654

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 43, 73, 78, 86, 91, 127, 129, 146, 182, 219, 254, 258, 273, 301, 381, 438, 511, 546, 559, 602, 762, 889, 903, 949, 1022, 1118, 1533, 1651, 1677, 1778, 1806, 1898, 2667, 2847, 3066, 3139, 3302, 3354, 3913, 4953, 5334, 5461, 5694, 6278, 6643, 7826, 9271, 9417, 9906, 10922, 11557, 11739, 13286, 16383, 18542, 18834, 19929, 21973, 23114, 23478, 27813, 32766, 34671, 38227, 39858, 40807, 43946, 55626, 64897, 65919, 69342, 70993, 76454, 81614, 114681, 120523, 122421, 129794, 131838, 141986, 194691, 212979, 229362, 241046, 244842, 285649, 361569, 389382, 398653, 425958, 496951, 571298, 723138, 797306, 843661, 856947, 993902, 1195959, 1490853, 1687322, 1713894, 2391918, 2530983, 2790571, 2981706, 5061966, 5182489, 5581142, 8371713, 10364978, 15547467, 16743426, 31094934, 36277423, 72554846, 108832269, 217664538]

約数ペア:

[(1, 217664538), (2, 108832269), (3, 72554846), (6, 36277423), (7, 31094934), (13, 16743426), (14, 15547467), (21, 10364978), (26, 8371713), (39, 5581142), (42, 5182489), (43, 5061966), (73, 2981706), (78, 2790571), (86, 2530983), (91, 2391918), (127, 1713894), (129, 1687322), (146, 1490853), (182, 1195959), (219, 993902), (254, 856947), (258, 843661), (273, 797306), (301, 723138), (381, 571298), (438, 496951), (511, 425958), (546, 398653), (559, 389382), (602, 361569), (762, 285649), (889, 244842), (903, 241046), (949, 229362), (1022, 212979), (1118, 194691), (1533, 141986), (1651, 131838), (1677, 129794), (1778, 122421), (1806, 120523), (1898, 114681), (2667, 81614), (2847, 76454), (3066, 70993), (3139, 69342), (3302, 65919), (3354, 64897), (3913, 55626), (4953, 43946), (5334, 40807), (5461, 39858), (5694, 38227), (6278, 34671), (6643, 32766), (7826, 27813), (9271, 23478), (9417, 23114), (9906, 21973), (10922, 19929), (11557, 18834), (11739, 18542), (13286, 16383)]