31749487

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 41877504

約数和(自身を除く): 10128017

約数列:

[1, 7, 11, 31, 47, 77, 217, 283, 329, 341, 517, 1457, 1981, 2387, 3113, 3619, 8773, 10199, 13301, 16027, 21791, 61411, 93107, 96503, 112189, 146311, 412331, 675521, 1024177, 2886317, 4535641, 31749487]

約数ペア:

[(1, 31749487), (7, 4535641), (11, 2886317), (31, 1024177), (47, 675521), (77, 412331), (217, 146311), (283, 112189), (329, 96503), (341, 93107), (517, 61411), (1457, 21791), (1981, 16027), (2387, 13301), (3113, 10199), (3619, 8773)]