80490921

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{132169}}^1$

素因数の和:132208

約数の個数: 16

約数和(自身を含む): 126883200

約数和(自身を除く): 46392279

約数列:

[1, 3, 7, 21, 29, 87, 203, 609, 132169, 396507, 925183, 2775549, 3832901, 11498703, 26830307, 80490921]

約数ペア:

[(1, 80490921), (3, 26830307), (7, 11498703), (21, 3832901), (29, 2775549), (87, 925183), (203, 396507), (609, 132169)]