201597571

素因数分解:

$7^1\times {\mathrm{37}}^2\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:383

約数の個数: 24

約数和(自身を含む): 240203040

約数和(自身を除く): 38605469

約数列:

[1, 7, 37, 109, 193, 259, 763, 1351, 1369, 4033, 7141, 9583, 21037, 28231, 49987, 147259, 149221, 264217, 778369, 1044547, 1849519, 5448583, 28799653, 201597571]

約数ペア:

[(1, 201597571), (7, 28799653), (37, 5448583), (109, 1849519), (193, 1044547), (259, 778369), (763, 264217), (1351, 149221), (1369, 147259), (4033, 49987), (7141, 28231), (9583, 21037)]