81188481

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{8513}}^1$

素因数の和:8561

約数の個数: 24

約数和(自身を含む): 125462304

約数和(自身を除く): 44273823

約数列:

[1, 3, 11, 17, 33, 51, 187, 289, 561, 867, 3179, 8513, 9537, 25539, 93643, 144721, 280929, 434163, 1591931, 2460257, 4775793, 7380771, 27062827, 81188481]

約数ペア:

[(1, 81188481), (3, 27062827), (11, 7380771), (17, 4775793), (33, 2460257), (51, 1591931), (187, 434163), (289, 280929), (561, 144721), (867, 93643), (3179, 25539), (8513, 9537)]