9987269.00000000

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{9257}}^1$

素因数の和:9318

約数の個数: 32

約数和(自身を含む): 87988032

約数和(自身を除く): 44202422

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 9257, 18514, 46285, 92570, 101827, 203654, 398051, 509135, 796102, 1018270, 1990255, 3980510, 4378561, 8757122, 21892805, 43785610]

約数ペア:

[(1, 43785610), (2, 21892805), (5, 8757122), (10, 4378561), (11, 3980510), (22, 1990255), (43, 1018270), (55, 796102), (86, 509135), (110, 398051), (215, 203654), (430, 101827), (473, 92570), (946, 46285), (2365, 18514), (4730, 9257)]