25981739

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:514

約数の個数: 16

約数和(自身を含む): 30336768

約数和(自身を除く): 4355029

約数列:

[1, 7, 83, 197, 227, 581, 1379, 1589, 16351, 18841, 44719, 114457, 131887, 313033, 3711677, 25981739]

約数ペア:

[(1, 25981739), (7, 3711677), (83, 313033), (197, 131887), (227, 114457), (581, 44719), (1379, 18841), (1589, 16351)]