16417971

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{11923}}^1$

素因数の和:11952

約数の個数: 20

約数和(自身を含む): 25970472

約数和(自身を除く): 9552501

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 11923, 35769, 107307, 202691, 321921, 608073, 965763, 1824219, 5472657, 16417971]

約数ペア:

[(1, 16417971), (3, 5472657), (9, 1824219), (17, 965763), (27, 608073), (51, 321921), (81, 202691), (153, 107307), (459, 35769), (1377, 11923)]