5216393

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:477

約数の個数: 24

約数和(自身を含む): 6894720

約数和(自身を除く): 1678327

約数列:

[1, 7, 13, 19, 49, 91, 133, 247, 431, 637, 931, 1729, 3017, 5603, 8189, 12103, 21119, 39221, 57323, 106457, 274547, 401261, 745199, 5216393]

約数ペア:

[(1, 5216393), (7, 745199), (13, 401261), (19, 274547), (49, 106457), (91, 57323), (133, 39221), (247, 21119), (431, 12103), (637, 8189), (931, 5603), (1729, 3017)]