18071289

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{39371}}^1$

素因数の和:39397

約数の個数: 16

約数和(自身を含む): 28347840

約数和(自身を除く): 10276551

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 39371, 118113, 354339, 669307, 1063017, 2007921, 6023763, 18071289]

約数ペア:

[(1, 18071289), (3, 6023763), (9, 2007921), (17, 1063017), (27, 669307), (51, 354339), (153, 118113), (459, 39371)]