25521369

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{4591}}^1$

素因数の和:4720

約数の個数: 16

約数和(自身を含む): 36368640

約数和(自身を除く): 10847271

約数列:

[1, 3, 17, 51, 109, 327, 1853, 4591, 5559, 13773, 78047, 234141, 500419, 1501257, 8507123, 25521369]

約数ペア:

[(1, 25521369), (3, 8507123), (17, 1501257), (51, 500419), (109, 234141), (327, 78047), (1853, 13773), (4591, 5559)]