28685679

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{9767}}^1$

素因数の和:9870

約数の個数: 16

約数和(自身を含む): 42197760

約数和(自身を除く): 13512081

約数列:

[1, 3, 11, 33, 89, 267, 979, 2937, 9767, 29301, 107437, 322311, 869263, 2607789, 9561893, 28685679]

約数ペア:

[(1, 28685679), (3, 9561893), (11, 2607789), (33, 869263), (89, 322311), (267, 107437), (979, 29301), (2937, 9767)]