64243995

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{337}}^1$

素因数の和:595

約数の個数: 32

約数和(自身を含む): 105131520

約数和(自身を除く): 40887525

約数列:

[1, 3, 5, 15, 71, 179, 213, 337, 355, 537, 895, 1011, 1065, 1685, 2685, 5055, 12709, 23927, 38127, 60323, 63545, 71781, 119635, 180969, 190635, 301615, 358905, 904845, 4282933, 12848799, 21414665, 64243995]

約数ペア:

[(1, 64243995), (3, 21414665), (5, 12848799), (15, 4282933), (71, 904845), (179, 358905), (213, 301615), (337, 190635), (355, 180969), (537, 119635), (895, 71781), (1011, 63545), (1065, 60323), (1685, 38127), (2685, 23927), (5055, 12709)]