81382995

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{35461}}^1$

素因数の和:35492

約数の個数: 32

約数和(自身を含む): 153195840

約数和(自身を除く): 71812845

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 35461, 106383, 177305, 319149, 531915, 602837, 957447, 1595745, 1808511, 3014185, 4787235, 5425533, 9042555, 16276599, 27127665, 81382995]

約数ペア:

[(1, 81382995), (3, 27127665), (5, 16276599), (9, 9042555), (15, 5425533), (17, 4787235), (27, 3014185), (45, 1808511), (51, 1595745), (85, 957447), (135, 602837), (153, 531915), (255, 319149), (459, 177305), (765, 106383), (2295, 35461)]