239201787

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{11273}}^1$

素因数の和:11930

約数の個数: 16

約数和(自身を含む): 348501888

約数和(自身を除く): 109300101

約数列:

[1, 3, 11, 33, 643, 1929, 7073, 11273, 21219, 33819, 124003, 372009, 7248539, 21745617, 79733929, 239201787]

約数ペア:

[(1, 239201787), (3, 79733929), (11, 21745617), (33, 7248539), (643, 372009), (1929, 124003), (7073, 33819), (11273, 21219)]