80283393

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{18701}}^1$

素因数の和:18766

約数の個数: 20

約数和(自身を含む): 122198868

約数和(自身を除く): 41915475

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 18701, 56103, 168309, 504927, 991153, 1514781, 2973459, 8920377, 26761131, 80283393]

約数ペア:

[(1, 80283393), (3, 26761131), (9, 8920377), (27, 2973459), (53, 1514781), (81, 991153), (159, 504927), (477, 168309), (1431, 56103), (4293, 18701)]