5219137

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 6927552

約数和(自身を除く): 1708415

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 421, 539, 1127, 1771, 2947, 4631, 9683, 12397, 20629, 32417, 67781, 106513, 226919, 474467, 745591, 5219137]

約数ペア:

[(1, 5219137), (7, 745591), (11, 474467), (23, 226919), (49, 106513), (77, 67781), (161, 32417), (253, 20629), (421, 12397), (539, 9683), (1127, 4631), (1771, 2947)]