4218723

素因数分解:

$3^8\times {\mathrm{643}}^1$

素因数の和:667

約数の個数: 18

約数和(自身を含む): 6337604

約数和(自身を除く): 2118881

約数列:

[1, 3, 9, 27, 81, 243, 643, 729, 1929, 2187, 5787, 6561, 17361, 52083, 156249, 468747, 1406241, 4218723]

約数ペア:

[(1, 4218723), (3, 1406241), (9, 468747), (27, 156249), (81, 52083), (243, 17361), (643, 6561), (729, 5787), (1929, 2187)]