17964207

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{9371}}^1$

素因数の和:9451

約数の個数: 16

約数和(自身を含む): 26991360

約数和(自身を除く): 9027153

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 9371, 28113, 84339, 253017, 665341, 1996023, 5988069, 17964207]

約数ペア:

[(1, 17964207), (3, 5988069), (9, 1996023), (27, 665341), (71, 253017), (213, 84339), (639, 28113), (1917, 9371)]