25440002

素因数分解:

$2^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{6421}}^1$

素因数の和:6713

約数の個数: 16

約数和(自身を含む): 43772352

約数和(自身を除く): 18332350

約数列:

[1, 2, 7, 14, 283, 566, 1981, 3962, 6421, 12842, 44947, 89894, 1817143, 3634286, 12720001, 25440002]

約数ペア:

[(1, 25440002), (2, 12720001), (7, 3634286), (14, 1817143), (283, 89894), (566, 44947), (1981, 12842), (3962, 6421)]