13331331

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2040

約数の個数: 32

約数和(自身を含む): 22400000

約数和(自身を除く): 9068669

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 1999, 2223, 5997, 6669, 17991, 25987, 37981, 53973, 77961, 113943, 233883, 341829, 493753, 701649, 1025487, 1481259, 4443777, 13331331]

約数ペア:

[(1, 13331331), (3, 4443777), (9, 1481259), (13, 1025487), (19, 701649), (27, 493753), (39, 341829), (57, 233883), (117, 113943), (171, 77961), (247, 53973), (351, 37981), (513, 25987), (741, 17991), (1999, 6669), (2223, 5997)]