77986021911

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{195453689}}^1$

素因数の和:195453718

約数の個数: 16

約数和(自身を含む): 125090361600

約数和(自身を除く): 47104339689

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 195453689, 586361067, 1368175823, 3713620091, 4104527469, 11140860273, 25995340637, 77986021911]

約数ペア:

[(1, 77986021911), (3, 25995340637), (7, 11140860273), (19, 4104527469), (21, 3713620091), (57, 1368175823), (133, 586361067), (399, 195453689)]