2493747

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{1811}}^1$

素因数の和:1840

約数の個数: 20

約数和(自身を含む): 3946536

約数和(自身を除く): 1452789

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 1811, 5433, 16299, 30787, 48897, 92361, 146691, 277083, 831249, 2493747]

約数ペア:

[(1, 2493747), (3, 831249), (9, 277083), (17, 146691), (27, 92361), (51, 48897), (81, 30787), (153, 16299), (459, 5433), (1377, 1811)]