1566890001

素因数分解:

$3^6\times {\mathrm{281}}^1\times {\mathrm{7649}}^1$

素因数の和:7948

約数の個数: 28

約数和(自身を含む): 2357928900

約数和(自身を除く): 791038899

約数列:

[1, 3, 9, 27, 81, 243, 281, 729, 843, 2529, 7587, 7649, 22761, 22947, 68283, 68841, 204849, 206523, 619569, 1858707, 2149369, 5576121, 6448107, 19344321, 58032963, 174098889, 522296667, 1566890001]

約数ペア:

[(1, 1566890001), (3, 522296667), (9, 174098889), (27, 58032963), (81, 19344321), (243, 6448107), (281, 5576121), (729, 2149369), (843, 1858707), (2529, 619569), (7587, 206523), (7649, 204849), (22761, 68841), (22947, 68283)]