1340394081

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{731257}}^1$

素因数の和:731320

約数の個数: 16

約数和(自身を含む): 1965621504

約数和(自身を除く): 625227423

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 731257, 2193771, 9506341, 28519023, 34369079, 103107237, 446798027, 1340394081]

約数ペア:

[(1, 1340394081), (3, 446798027), (13, 103107237), (39, 34369079), (47, 28519023), (141, 9506341), (611, 2193771), (1833, 731257)]