2547860553

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{20011}}^1$

素因数の和:20114

約数の個数: 48

約数和(自身を含む): 4395595776

約数和(自身を除く): 1847735223

約数列:

[1, 3, 7, 9, 21, 43, 47, 63, 129, 141, 301, 329, 387, 423, 903, 987, 2021, 2709, 2961, 6063, 14147, 18189, 20011, 42441, 60033, 127323, 140077, 180099, 420231, 860473, 940517, 1260693, 2581419, 2821551, 6023311, 6583619, 7744257, 8464653, 18069933, 19750857, 40442231, 54209799, 59252571, 121326693, 283095617, 363980079, 849286851, 2547860553]

約数ペア:

[(1, 2547860553), (3, 849286851), (7, 363980079), (9, 283095617), (21, 121326693), (43, 59252571), (47, 54209799), (63, 40442231), (129, 19750857), (141, 18069933), (301, 8464653), (329, 7744257), (387, 6583619), (423, 6023311), (903, 2821551), (987, 2581419), (2021, 1260693), (2709, 940517), (2961, 860473), (6063, 420231), (14147, 180099), (18189, 140077), (20011, 127323), (42441, 60033)]