40438866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{518447}}^1$

素因数の和:518465

約数の個数: 16

約数和(自身を含む): 87099264

約数和(自身を除く): 46660398

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 518447, 1036894, 1555341, 3110682, 6739811, 13479622, 20219433, 40438866]

約数ペア:

[(1, 40438866), (2, 20219433), (3, 13479622), (6, 6739811), (13, 3110682), (26, 1555341), (39, 1036894), (78, 518447)]