28908264

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15643}}^1$

素因数の和:15670

約数の個数: 64

約数和(自身を含む): 90109440

約数和(自身を除く): 61201176

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 15643, 31286, 46929, 62572, 93858, 109501, 125144, 172073, 187716, 219002, 328503, 344146, 375432, 438004, 516219, 657006, 688292, 876008, 1032438, 1204511, 1314012, 1376584, 2064876, 2409022, 2628024, 3613533, 4129752, 4818044, 7227066, 9636088, 14454132, 28908264]

約数ペア:

[(1, 28908264), (2, 14454132), (3, 9636088), (4, 7227066), (6, 4818044), (7, 4129752), (8, 3613533), (11, 2628024), (12, 2409022), (14, 2064876), (21, 1376584), (22, 1314012), (24, 1204511), (28, 1032438), (33, 876008), (42, 688292), (44, 657006), (56, 516219), (66, 438004), (77, 375432), (84, 344146), (88, 328503), (132, 219002), (154, 187716), (168, 172073), (231, 125144), (264, 109501), (308, 93858), (462, 62572), (616, 46929), (924, 31286), (1848, 15643)]