25343731

素因数分解:

$7^2\times {\mathrm{61}}^2\times {\mathrm{139}}^1$

素因数の和:275

約数の個数: 18

約数和(自身を含む): 30188340

約数和(自身を除く): 4844609

約数列:

[1, 7, 49, 61, 139, 427, 973, 2989, 3721, 6811, 8479, 26047, 59353, 182329, 415471, 517219, 3620533, 25343731]

約数ペア:

[(1, 25343731), (7, 3620533), (49, 517219), (61, 415471), (139, 182329), (427, 59353), (973, 26047), (2989, 8479), (3721, 6811)]