28539539

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3637}}^1$

素因数の和:3722

約数の個数: 16

約数和(自身を含む): 34924800

約数和(自身を除く): 6385261

約数列:

[1, 7, 19, 59, 133, 413, 1121, 3637, 7847, 25459, 69103, 214583, 483721, 1502081, 4077077, 28539539]

約数ペア:

[(1, 28539539), (7, 4077077), (19, 1502081), (59, 483721), (133, 214583), (413, 69103), (1121, 25459), (3637, 7847)]