26308881

素因数分解:

$3^6\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:408

約数の個数: 28

約数和(自身を含む): 39872640

約数和(自身を除く): 13563759

約数列:

[1, 3, 9, 27, 81, 151, 239, 243, 453, 717, 729, 1359, 2151, 4077, 6453, 12231, 19359, 36089, 36693, 58077, 108267, 110079, 174231, 324801, 974403, 2923209, 8769627, 26308881]

約数ペア:

[(1, 26308881), (3, 8769627), (9, 2923209), (27, 974403), (81, 324801), (151, 174231), (239, 110079), (243, 108267), (453, 58077), (717, 36693), (729, 36089), (1359, 19359), (2151, 12231), (4077, 6453)]