131176507

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1123}}^1$

素因数の和:1219

約数の個数: 32

約数和(自身を含む): 172214784

約数和(自身を除く): 41038277

約数列:

[1, 7, 11, 37, 41, 77, 259, 287, 407, 451, 1123, 1517, 2849, 3157, 7861, 10619, 12353, 16687, 41551, 46043, 86471, 116809, 290857, 322301, 457061, 506473, 1703591, 3199427, 3545311, 11925137, 18739501, 131176507]

約数ペア:

[(1, 131176507), (7, 18739501), (11, 11925137), (37, 3545311), (41, 3199427), (77, 1703591), (259, 506473), (287, 457061), (407, 322301), (451, 290857), (1123, 116809), (1517, 86471), (2849, 46043), (3157, 41551), (7861, 16687), (10619, 12353)]