291265335

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{126913}}^1$

素因数の和:126944

約数の個数: 32

約数和(自身を含む): 548268480

約数和(自身を除く): 257003145

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 126913, 380739, 634565, 1142217, 1903695, 2157521, 3426651, 5711085, 6472563, 10787605, 17133255, 19417689, 32362815, 58253067, 97088445, 291265335]

約数ペア:

[(1, 291265335), (3, 97088445), (5, 58253067), (9, 32362815), (15, 19417689), (17, 17133255), (27, 10787605), (45, 6472563), (51, 5711085), (85, 3426651), (135, 2157521), (153, 1903695), (255, 1142217), (459, 634565), (765, 380739), (2295, 126913)]