28041597

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{787}}^1$

素因数の和:937

約数の個数: 24

約数和(自身を含む): 42041376

約数和(自身を除く): 13999779

約数列:

[1, 3, 9, 37, 107, 111, 321, 333, 787, 963, 2361, 3959, 7083, 11877, 29119, 35631, 84209, 87357, 252627, 262071, 757881, 3115733, 9347199, 28041597]

約数ペア:

[(1, 28041597), (3, 9347199), (9, 3115733), (37, 757881), (107, 262071), (111, 252627), (321, 87357), (333, 84209), (787, 35631), (963, 29119), (2361, 11877), (3959, 7083)]