289379905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1\times {\mathrm{3739}}^1$

素因数の和:4440

約数の個数: 16

約数和(自身を含む): 362989440

約数和(自身を除く): 73609535

約数列:

[1, 5, 23, 115, 673, 3365, 3739, 15479, 18695, 77395, 85997, 429985, 2516347, 12581735, 57875981, 289379905]

約数ペア:

[(1, 289379905), (5, 57875981), (23, 12581735), (115, 2516347), (673, 429985), (3365, 85997), (3739, 77395), (15479, 18695)]