12239563

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 15058032

約数和(自身を除く): 2818469

約数列:

[1, 7, 37, 43, 49, 157, 259, 301, 1099, 1591, 1813, 2107, 5809, 6751, 7693, 11137, 40663, 47257, 77959, 249787, 284641, 330799, 1748509, 12239563]

約数ペア:

[(1, 12239563), (7, 1748509), (37, 330799), (43, 284641), (49, 249787), (157, 77959), (259, 47257), (301, 40663), (1099, 11137), (1591, 7693), (1813, 6751), (2107, 5809)]