81311784

素因数分解:

$2^3\times 3^1\times {\mathrm{3387991}}^1$

素因数の和:3388000

約数の個数: 16

約数和(自身を含む): 203279520

約数和(自身を除く): 121967736

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 3387991, 6775982, 10163973, 13551964, 20327946, 27103928, 40655892, 81311784]

約数ペア:

[(1, 81311784), (2, 40655892), (3, 27103928), (4, 20327946), (6, 13551964), (8, 10163973), (12, 6775982), (24, 3387991)]