818814976

素因数分解:

$2^{13}\times 7^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:273

約数の個数: 112

約数和(自身を含む): 1903049280

約数和(自身を除く): 1084234304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 109, 112, 128, 131, 218, 224, 256, 262, 436, 448, 512, 524, 763, 872, 896, 917, 1024, 1048, 1526, 1744, 1792, 1834, 2048, 2096, 3052, 3488, 3584, 3668, 4096, 4192, 6104, 6976, 7168, 7336, 8192, 8384, 12208, 13952, 14279, 14336, 14672, 16768, 24416, 27904, 28558, 28672, 29344, 33536, 48832, 55808, 57116, 57344, 58688, 67072, 97664, 99953, 111616, 114232, 117376, 134144, 195328, 199906, 223232, 228464, 234752, 268288, 390656, 399812, 446464, 456928, 469504, 536576, 781312, 799624, 892928, 913856, 939008, 1073152, 1562624, 1599248, 1827712, 1878016, 3125248, 3198496, 3655424, 3756032, 6250496, 6396992, 7310848, 7512064, 12793984, 14621696, 25587968, 29243392, 51175936, 58486784, 102351872, 116973568, 204703744, 409407488, 818814976]

約数ペア:

[(1, 818814976), (2, 409407488), (4, 204703744), (7, 116973568), (8, 102351872), (14, 58486784), (16, 51175936), (28, 29243392), (32, 25587968), (56, 14621696), (64, 12793984), (109, 7512064), (112, 7310848), (128, 6396992), (131, 6250496), (218, 3756032), (224, 3655424), (256, 3198496), (262, 3125248), (436, 1878016), (448, 1827712), (512, 1599248), (524, 1562624), (763, 1073152), (872, 939008), (896, 913856), (917, 892928), (1024, 799624), (1048, 781312), (1526, 536576), (1744, 469504), (1792, 456928), (1834, 446464), (2048, 399812), (2096, 390656), (3052, 268288), (3488, 234752), (3584, 228464), (3668, 223232), (4096, 199906), (4192, 195328), (6104, 134144), (6976, 117376), (7168, 114232), (7336, 111616), (8192, 99953), (8384, 97664), (12208, 67072), (13952, 58688), (14279, 57344), (14336, 57116), (14672, 55808), (16768, 48832), (24416, 33536), (27904, 29344), (28558, 28672)]