206906997

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{169457}}^1$

素因数の和:169508

約数の個数: 16

約数和(自身を含む): 309091392

約数和(自身を除く): 102184395

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 169457, 508371, 1864027, 5592081, 6269909, 18809727, 68968999, 206906997]

約数ペア:

[(1, 206906997), (3, 68968999), (11, 18809727), (33, 6269909), (37, 5592081), (111, 1864027), (407, 508371), (1221, 169457)]