27209985

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4457}}^1$

素因数の和:4513

約数の個数: 32

約数和(自身を含む): 48788352

約数和(自身を除く): 21578367

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 407, 555, 1221, 2035, 4457, 6105, 13371, 22285, 49027, 66855, 147081, 164909, 245135, 494727, 735405, 824545, 1813999, 2473635, 5441997, 9069995, 27209985]

約数ペア:

[(1, 27209985), (3, 9069995), (5, 5441997), (11, 2473635), (15, 1813999), (33, 824545), (37, 735405), (55, 494727), (111, 245135), (165, 164909), (185, 147081), (407, 66855), (555, 49027), (1221, 22285), (2035, 13371), (4457, 6105)]