2196761

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:308

約数の個数: 16

約数和(自身を含む): 2688000

約数和(自身を除く): 491239

約数列:

[1, 7, 19, 83, 133, 199, 581, 1393, 1577, 3781, 11039, 16517, 26467, 115619, 313823, 2196761]

約数ペア:

[(1, 2196761), (7, 313823), (19, 115619), (83, 26467), (133, 16517), (199, 11039), (581, 3781), (1393, 1577)]