1550021319

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1$

素因数の和:650

約数の個数: 128

約数和(自身を含む): 3030220800

約数和(自身を除く): 1480199481

約数列:

[1, 3, 7, 9, 11, 21, 27, 29, 33, 47, 63, 77, 87, 99, 141, 189, 203, 231, 261, 297, 319, 329, 423, 517, 547, 609, 693, 783, 957, 987, 1269, 1363, 1551, 1641, 1827, 2079, 2233, 2871, 2961, 3619, 3829, 4089, 4653, 4923, 5481, 6017, 6699, 8613, 8883, 9541, 10857, 11487, 12267, 13959, 14769, 14993, 15863, 18051, 20097, 25709, 28623, 32571, 34461, 36801, 42119, 44979, 47589, 54153, 60291, 77127, 85869, 97713, 103383, 104951, 111041, 126357, 134937, 142767, 162459, 174493, 179963, 231381, 257607, 282799, 314853, 333123, 379071, 404811, 428301, 523479, 539889, 694143, 745561, 848397, 944559, 999369, 1137213, 1221451, 1570437, 1619667, 1979593, 2236683, 2545191, 2833677, 2998107, 3664353, 4711311, 4859001, 5218927, 5938779, 6710049, 7635573, 8201171, 10993059, 15656781, 17816337, 20130147, 24603513, 32979177, 46970343, 53449011, 57408197, 73810539, 140911029, 172224591, 221431617, 516673773, 1550021319]

約数ペア:

[(1, 1550021319), (3, 516673773), (7, 221431617), (9, 172224591), (11, 140911029), (21, 73810539), (27, 57408197), (29, 53449011), (33, 46970343), (47, 32979177), (63, 24603513), (77, 20130147), (87, 17816337), (99, 15656781), (141, 10993059), (189, 8201171), (203, 7635573), (231, 6710049), (261, 5938779), (297, 5218927), (319, 4859001), (329, 4711311), (423, 3664353), (517, 2998107), (547, 2833677), (609, 2545191), (693, 2236683), (783, 1979593), (957, 1619667), (987, 1570437), (1269, 1221451), (1363, 1137213), (1551, 999369), (1641, 944559), (1827, 848397), (2079, 745561), (2233, 694143), (2871, 539889), (2961, 523479), (3619, 428301), (3829, 404811), (4089, 379071), (4653, 333123), (4923, 314853), (5481, 282799), (6017, 257607), (6699, 231381), (8613, 179963), (8883, 174493), (9541, 162459), (10857, 142767), (11487, 134937), (12267, 126357), (13959, 111041), (14769, 104951), (14993, 103383), (15863, 97713), (18051, 85869), (20097, 77127), (25709, 60291), (28623, 54153), (32571, 47589), (34461, 44979), (36801, 42119)]