67947439

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^2$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 84416640

約数和(自身を除く): 16469201

約数列:

[1, 7, 19, 43, 109, 133, 301, 763, 817, 2071, 4687, 5719, 11881, 14497, 32809, 83167, 89053, 225739, 510883, 623371, 1580173, 3576181, 9706777, 67947439]

約数ペア:

[(1, 67947439), (7, 9706777), (19, 3576181), (43, 1580173), (109, 623371), (133, 510883), (301, 225739), (763, 89053), (817, 83167), (2071, 32809), (4687, 14497), (5719, 11881)]