257015366949

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{458137909}}^1$

素因数の和:458137940

約数の個数: 16

約数和(自身を含む): 395831154240

約数和(自身を除く): 138815787291

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 458137909, 1374413727, 5039516999, 7788344453, 15118550997, 23365033359, 85671788983, 257015366949]

約数ペア:

[(1, 257015366949), (3, 85671788983), (11, 23365033359), (17, 15118550997), (33, 7788344453), (51, 5039516999), (187, 1374413727), (561, 458137909)]