26842686

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 60673536

約数和(自身を除く): 33830850

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 71, 74, 78, 111, 131, 142, 213, 222, 262, 393, 426, 481, 786, 923, 962, 1443, 1703, 1846, 2627, 2769, 2886, 3406, 4847, 5109, 5254, 5538, 7881, 9301, 9694, 10218, 14541, 15762, 18602, 27903, 29082, 34151, 55806, 63011, 68302, 102453, 120913, 126022, 189033, 204906, 241826, 344137, 362739, 378066, 688274, 725478, 1032411, 2064822, 4473781, 8947562, 13421343, 26842686]

約数ペア:

[(1, 26842686), (2, 13421343), (3, 8947562), (6, 4473781), (13, 2064822), (26, 1032411), (37, 725478), (39, 688274), (71, 378066), (74, 362739), (78, 344137), (111, 241826), (131, 204906), (142, 189033), (213, 126022), (222, 120913), (262, 102453), (393, 68302), (426, 63011), (481, 55806), (786, 34151), (923, 29082), (962, 27903), (1443, 18602), (1703, 15762), (1846, 14541), (2627, 10218), (2769, 9694), (2886, 9301), (3406, 7881), (4847, 5538), (5109, 5254)]