156720654009

素因数分解:

$3^7\times {\mathrm{71660107}}^1$

素因数の和:71660128

約数の個数: 16

約数和(自身を含む): 235045154240

約数和(自身を除く): 78324500231

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 71660107, 214980321, 644940963, 1934822889, 5804468667, 17413406001, 52240218003, 156720654009]

約数ペア:

[(1, 156720654009), (3, 52240218003), (9, 17413406001), (27, 5804468667), (81, 1934822889), (243, 644940963), (729, 214980321), (2187, 71660107)]