81038745

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{35311}}^1$

素因数の和:35342

約数の個数: 32

約数和(自身を含む): 152547840

約数和(自身を除く): 71509095

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 35311, 105933, 176555, 317799, 529665, 600287, 953397, 1588995, 1800861, 3001435, 4766985, 5402583, 9004305, 16207749, 27012915, 81038745]

約数ペア:

[(1, 81038745), (3, 27012915), (5, 16207749), (9, 9004305), (15, 5402583), (17, 4766985), (27, 3001435), (45, 1800861), (51, 1588995), (85, 953397), (135, 600287), (153, 529665), (255, 317799), (459, 176555), (765, 105933), (2295, 35311)]