1285141

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:97

約数の個数: 24

約数和(自身を含む): 1638560

約数和(自身を除く): 353419

約数列:

[1, 11, 13, 19, 43, 121, 143, 209, 247, 473, 559, 817, 1573, 2299, 2717, 5203, 6149, 8987, 10621, 29887, 67639, 98857, 116831, 1285141]

約数ペア:

[(1, 1285141), (11, 116831), (13, 98857), (19, 67639), (43, 29887), (121, 10621), (143, 8987), (209, 6149), (247, 5203), (473, 2717), (559, 2299), (817, 1573)]