81065908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263201}}^1$

素因数の和:263223

約数の個数: 24

約数和(自身を含む): 176871744

約数和(自身を除く): 95805836

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 263201, 526402, 1052804, 1842407, 2895211, 3684814, 5790422, 7369628, 11580844, 20266477, 40532954, 81065908]

約数ペア:

[(1, 81065908), (2, 40532954), (4, 20266477), (7, 11580844), (11, 7369628), (14, 5790422), (22, 3684814), (28, 2895211), (44, 1842407), (77, 1052804), (154, 526402), (308, 263201)]