427999701

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{20029}}^1$

素因数の和:20468

約数の個数: 16

約数和(自身を含む): 605707200

約数和(自身を除く): 177707499

約数列:

[1, 3, 17, 51, 419, 1257, 7123, 20029, 21369, 60087, 340493, 1021479, 8392151, 25176453, 142666567, 427999701]

約数ペア:

[(1, 427999701), (3, 142666567), (17, 25176453), (51, 8392151), (419, 1021479), (1257, 340493), (7123, 60087), (20029, 21369)]