28871001

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{54371}}^1$

素因数の和:54436

約数の個数: 12

約数和(自身を含む): 42410160

約数和(自身を除く): 13539159

約数列:

[1, 3, 9, 59, 177, 531, 54371, 163113, 489339, 3207889, 9623667, 28871001]

約数ペア:

[(1, 28871001), (3, 9623667), (9, 3207889), (59, 489339), (177, 163113), (531, 54371)]