28343709

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61751}}^1$

素因数の和:61777

約数の個数: 16

約数和(自身を含む): 44461440

約数和(自身を除く): 16117731

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 61751, 185253, 555759, 1049767, 1667277, 3149301, 9447903, 28343709]

約数ペア:

[(1, 28343709), (3, 9447903), (9, 3149301), (17, 1667277), (27, 1049767), (51, 555759), (153, 185253), (459, 61751)]