11987295

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1621}}^1$

素因数の和:1675

約数の個数: 32

約数和(自身を含む): 21021120

約数和(自身を除く): 9033825

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 1621, 2465, 4863, 7395, 8105, 24315, 27557, 47009, 82671, 137785, 141027, 235045, 413355, 705135, 799153, 2397459, 3995765, 11987295]

約数ペア:

[(1, 11987295), (3, 3995765), (5, 2397459), (15, 799153), (17, 705135), (29, 413355), (51, 235045), (85, 141027), (87, 137785), (145, 82671), (255, 47009), (435, 27557), (493, 24315), (1479, 8105), (1621, 7395), (2465, 4863)]