31004181

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4649}}^1$

素因数の和:4690

約数の個数: 32

約数和(自身を含む): 52080000

約数和(自身を除く): 21075819

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 4649, 6669, 13947, 41841, 60437, 88331, 125523, 181311, 264993, 543933, 794979, 1148303, 1631799, 2384937, 3444909, 10334727, 31004181]

約数ペア:

[(1, 31004181), (3, 10334727), (9, 3444909), (13, 2384937), (19, 1631799), (27, 1148303), (39, 794979), (57, 543933), (117, 264993), (171, 181311), (247, 125523), (351, 88331), (513, 60437), (741, 41841), (2223, 13947), (4649, 6669)]