289997391

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{701}}^1\times {\mathrm{1889}}^1$

素因数の和:2666

約数の個数: 16

約数和(自身を含む): 392726880

約数和(自身を除く): 102729489

約数列:

[1, 3, 73, 219, 701, 1889, 2103, 5667, 51173, 137897, 153519, 413691, 1324189, 3972567, 96665797, 289997391]

約数ペア:

[(1, 289997391), (3, 96665797), (73, 3972567), (219, 1324189), (701, 413691), (1889, 153519), (2103, 137897), (5667, 51173)]