13780719

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{26863}}^1$

素因数の和:26891

約数の個数: 16

約数和(自身を含む): 21491200

約数和(自身を除く): 7710481

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 26863, 80589, 241767, 510397, 725301, 1531191, 4593573, 13780719]

約数ペア:

[(1, 13780719), (3, 4593573), (9, 1531191), (19, 725301), (27, 510397), (57, 241767), (171, 80589), (513, 26863)]