135215521

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^2\times {\mathrm{337}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 163797504

約数和(自身を除く): 28581983

約数列:

[1, 7, 31, 43, 217, 301, 337, 1333, 1849, 2359, 9331, 10447, 12943, 14491, 57319, 73129, 101437, 401233, 449221, 623113, 3144547, 4361791, 19316503, 135215521]

約数ペア:

[(1, 135215521), (7, 19316503), (31, 4361791), (43, 3144547), (217, 623113), (301, 449221), (337, 401233), (1333, 101437), (1849, 73129), (2359, 57319), (9331, 14491), (10447, 12943)]