27871955

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6823}}^1$

素因数の和:6890

約数の個数: 16

約数和(自身を含む): 36030720

約数和(自身を除く): 8158765

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 6823, 34115, 129637, 293389, 648185, 1466945, 5574391, 27871955]

約数ペア:

[(1, 27871955), (5, 5574391), (19, 1466945), (43, 648185), (95, 293389), (215, 129637), (817, 34115), (4085, 6823)]