1901500321

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{28597}}^1$

素因数の和:28693

約数の個数: 24

約数和(自身を含む): 2347323840

約数和(自身を除く): 445823519

約数列:

[1, 7, 23, 49, 59, 161, 413, 1127, 1357, 2891, 9499, 28597, 66493, 200179, 657731, 1401253, 1687223, 4604117, 11810561, 32228819, 38806129, 82673927, 271642903, 1901500321]

約数ペア:

[(1, 1901500321), (7, 271642903), (23, 82673927), (49, 38806129), (59, 32228819), (161, 11810561), (413, 4604117), (1127, 1687223), (1357, 1401253), (2891, 657731), (9499, 200179), (28597, 66493)]