28442007

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12491}}^1$

素因数の和:12531

約数の個数: 24

約数和(自身を含む): 46770048

約数和(自身を除く): 18328041

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 12491, 37473, 112419, 137401, 287293, 412203, 861879, 1236609, 2585637, 3160223, 9480669, 28442007]

約数ペア:

[(1, 28442007), (3, 9480669), (9, 3160223), (11, 2585637), (23, 1236609), (33, 861879), (69, 412203), (99, 287293), (207, 137401), (253, 112419), (759, 37473), (2277, 12491)]