31509770691

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1\times {\mathrm{5231}}^1$

素因数の和:5664

約数の個数: 64

約数和(自身を含む): 52075560960

約数和(自身を除く): 20565790269

約数列:

[1, 3, 7, 17, 21, 47, 51, 119, 141, 329, 357, 359, 799, 987, 1077, 2397, 2513, 5231, 5593, 6103, 7539, 15693, 16779, 16873, 18309, 36617, 42721, 50619, 88927, 109851, 118111, 128163, 245857, 266781, 286841, 354333, 622489, 737571, 860523, 1720999, 1867467, 1877929, 2007887, 4179569, 5162997, 5633787, 6023661, 12538707, 13145503, 29256983, 31924793, 39436509, 87770949, 88262663, 95774379, 223473551, 264787989, 617838641, 670420653, 1500465271, 1853515923, 4501395813, 10503256897, 31509770691]

約数ペア:

[(1, 31509770691), (3, 10503256897), (7, 4501395813), (17, 1853515923), (21, 1500465271), (47, 670420653), (51, 617838641), (119, 264787989), (141, 223473551), (329, 95774379), (357, 88262663), (359, 87770949), (799, 39436509), (987, 31924793), (1077, 29256983), (2397, 13145503), (2513, 12538707), (5231, 6023661), (5593, 5633787), (6103, 5162997), (7539, 4179569), (15693, 2007887), (16779, 1877929), (16873, 1867467), (18309, 1720999), (36617, 860523), (42721, 737571), (50619, 622489), (88927, 354333), (109851, 286841), (118111, 266781), (128163, 245857)]