81016509

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{226937}}^1$

素因数の和:226964

約数の個数: 16

約数和(自身を含む): 130716288

約数和(自身を除く): 49699779

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 226937, 680811, 1588559, 3857929, 4765677, 11573787, 27005503, 81016509]

約数ペア:

[(1, 81016509), (3, 27005503), (7, 11573787), (17, 4765677), (21, 3857929), (51, 1588559), (119, 680811), (357, 226937)]