128465994

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{5381}}^1$

素因数の和:5582

約数の個数: 32

約数和(自身を含む): 269702784

約数和(自身を除く): 141236790

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 173, 346, 519, 1038, 3979, 5381, 7958, 10762, 11937, 16143, 23874, 32286, 123763, 247526, 371289, 742578, 930913, 1861826, 2792739, 5585478, 21410999, 42821998, 64232997, 128465994]

約数ペア:

[(1, 128465994), (2, 64232997), (3, 42821998), (6, 21410999), (23, 5585478), (46, 2792739), (69, 1861826), (138, 930913), (173, 742578), (346, 371289), (519, 247526), (1038, 123763), (3979, 32286), (5381, 23874), (7958, 16143), (10762, 11937)]