5647887

素因数分解:

$3^4\times 7^2\times {\mathrm{1423}}^1$

素因数の和:1449

約数の個数: 30

約数和(自身を含む): 9821328

約数和(自身を除く): 4173441

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 1423, 3969, 4269, 9961, 12807, 29883, 38421, 69727, 89649, 115263, 209181, 268947, 627543, 806841, 1882629, 5647887]

約数ペア:

[(1, 5647887), (3, 1882629), (7, 806841), (9, 627543), (21, 268947), (27, 209181), (49, 115263), (63, 89649), (81, 69727), (147, 38421), (189, 29883), (441, 12807), (567, 9961), (1323, 4269), (1423, 3969)]