5220761

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{557}}^1$

素因数の和:680

約数の個数: 16

約数和(自身を含む): 6499584

約数和(自身を除く): 1278823

約数列:

[1, 7, 13, 91, 103, 557, 721, 1339, 3899, 7241, 9373, 50687, 57371, 401597, 745823, 5220761]

約数ペア:

[(1, 5220761), (7, 745823), (13, 401597), (91, 57371), (103, 50687), (557, 9373), (721, 7241), (1339, 3899)]