15722452991

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1\times {\mathrm{1783}}^1$

素因数の和:2151

約数の個数: 32

約数和(自身を含む): 18539670528

約数和(自身を除く): 2817217537

約数列:

[1, 7, 61, 107, 193, 427, 749, 1351, 1783, 6527, 11773, 12481, 20651, 45689, 82411, 108763, 144557, 190781, 344119, 761341, 1259711, 1335467, 2408833, 8817977, 11637641, 20991259, 36820733, 81463487, 146938813, 257745131, 2246064713, 15722452991]

約数ペア:

[(1, 15722452991), (7, 2246064713), (61, 257745131), (107, 146938813), (193, 81463487), (427, 36820733), (749, 20991259), (1351, 11637641), (1783, 8817977), (6527, 2408833), (11773, 1335467), (12481, 1259711), (20651, 761341), (45689, 344119), (82411, 190781), (108763, 144557)]