208097289

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{453371}}^1$

素因数の和:453397

約数の個数: 16

約数和(自身を含む): 326427840

約数和(自身を除く): 118330551

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 453371, 1360113, 4080339, 7707307, 12241017, 23121921, 69365763, 208097289]

約数ペア:

[(1, 208097289), (3, 69365763), (9, 23121921), (17, 12241017), (27, 7707307), (51, 4080339), (153, 1360113), (459, 453371)]