2647099

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1531}}^1$

素因数の和:1570

約数の個数: 16

約数和(自身を含む): 3431680

約数和(自身を除く): 784581

約数列:

[1, 7, 13, 19, 91, 133, 247, 1531, 1729, 10717, 19903, 29089, 139321, 203623, 378157, 2647099]

約数ペア:

[(1, 2647099), (7, 378157), (13, 203623), (19, 139321), (91, 29089), (133, 19903), (247, 10717), (1531, 1729)]