321618737919

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{2539}}^1\times {\mathrm{981949}}^1$

素因数の和:984534

約数の個数: 16

約数和(自身を含む): 438970928000

約数和(自身を除く): 117352190081

約数列:

[1, 3, 43, 129, 2539, 7617, 109177, 327531, 981949, 2945847, 42223807, 126671421, 2493168511, 7479505533, 107206245973, 321618737919]

約数ペア:

[(1, 321618737919), (3, 107206245973), (43, 7479505533), (129, 2493168511), (2539, 126671421), (7617, 42223807), (109177, 2945847), (327531, 981949)]