39668481

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{20693}}^1$

素因数の和:20773

約数の個数: 16

約数和(自身を含む): 59598720

約数和(自身を除く): 19930239

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 20693, 62079, 186237, 558711, 1469203, 4407609, 13222827, 39668481]

約数ペア:

[(1, 39668481), (3, 13222827), (9, 4407609), (27, 1469203), (71, 558711), (213, 186237), (639, 62079), (1917, 20693)]