156835521

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{27271}}^1$

素因数の和:27354

約数の個数: 20

約数和(自身を含む): 237593664

約数和(自身を除く): 80758143

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 27271, 81813, 245439, 736317, 1936241, 2208951, 5808723, 17426169, 52278507, 156835521]

約数ペア:

[(1, 156835521), (3, 52278507), (9, 17426169), (27, 5808723), (71, 2208951), (81, 1936241), (213, 736317), (639, 245439), (1917, 81813), (5751, 27271)]