12726795

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1775

約数の個数: 32

約数和(自身を含む): 22317120

約数和(自身を除く): 9590325

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 1721, 2465, 5163, 7395, 8605, 25815, 29257, 49909, 87771, 146285, 149727, 249545, 438855, 748635, 848453, 2545359, 4242265, 12726795]

約数ペア:

[(1, 12726795), (3, 4242265), (5, 2545359), (15, 848453), (17, 748635), (29, 438855), (51, 249545), (85, 149727), (87, 146285), (145, 87771), (255, 49909), (435, 29257), (493, 25815), (1479, 8605), (1721, 7395), (2465, 5163)]