1388904608

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1117}}^1$

素因数の和:1215

約数の個数: 144

約数和(自身を含む): 3484792584

約数和(自身を除く): 2095887976

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 61, 91, 98, 104, 112, 122, 182, 196, 208, 224, 244, 364, 392, 416, 427, 488, 637, 728, 784, 793, 854, 976, 1117, 1274, 1456, 1568, 1586, 1708, 1952, 2234, 2548, 2912, 2989, 3172, 3416, 4468, 5096, 5551, 5978, 6344, 6832, 7819, 8936, 10192, 11102, 11956, 12688, 13664, 14521, 15638, 17872, 20384, 22204, 23912, 25376, 29042, 31276, 35744, 38857, 44408, 47824, 54733, 58084, 62552, 68137, 77714, 88816, 95648, 101647, 109466, 116168, 125104, 136274, 155428, 177632, 203294, 218932, 232336, 250208, 272548, 310856, 406588, 437864, 464672, 476959, 545096, 621712, 711529, 813176, 875728, 885781, 953918, 1090192, 1243424, 1423058, 1626352, 1751456, 1771562, 1907836, 2180384, 2846116, 3252704, 3338713, 3543124, 3815672, 5692232, 6200467, 6677426, 7086248, 7631344, 11384464, 12400934, 13354852, 14172496, 15262688, 22768928, 24801868, 26709704, 28344992, 43403269, 49603736, 53419408, 86806538, 99207472, 106838816, 173613076, 198414944, 347226152, 694452304, 1388904608]

約数ペア:

[(1, 1388904608), (2, 694452304), (4, 347226152), (7, 198414944), (8, 173613076), (13, 106838816), (14, 99207472), (16, 86806538), (26, 53419408), (28, 49603736), (32, 43403269), (49, 28344992), (52, 26709704), (56, 24801868), (61, 22768928), (91, 15262688), (98, 14172496), (104, 13354852), (112, 12400934), (122, 11384464), (182, 7631344), (196, 7086248), (208, 6677426), (224, 6200467), (244, 5692232), (364, 3815672), (392, 3543124), (416, 3338713), (427, 3252704), (488, 2846116), (637, 2180384), (728, 1907836), (784, 1771562), (793, 1751456), (854, 1626352), (976, 1423058), (1117, 1243424), (1274, 1090192), (1456, 953918), (1568, 885781), (1586, 875728), (1708, 813176), (1952, 711529), (2234, 621712), (2548, 545096), (2912, 476959), (2989, 464672), (3172, 437864), (3416, 406588), (4468, 310856), (5096, 272548), (5551, 250208), (5978, 232336), (6344, 218932), (6832, 203294), (7819, 177632), (8936, 155428), (10192, 136274), (11102, 125104), (11956, 116168), (12688, 109466), (13664, 101647), (14521, 95648), (15638, 88816), (17872, 77714), (20384, 68137), (22204, 62552), (23912, 58084), (25376, 54733), (29042, 47824), (31276, 44408), (35744, 38857)]