281742879

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{65173}}^1$

素因数の和:65318

約数の個数: 16

約数和(自身を含む): 412942464

約数和(自身を除く): 131199585

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 65173, 195519, 716903, 2150709, 8537663, 25612989, 93914293, 281742879]

約数ペア:

[(1, 281742879), (3, 93914293), (11, 25612989), (33, 8537663), (131, 2150709), (393, 716903), (1441, 195519), (4323, 65173)]