204420153

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{263089}}^1$

素因数の和:263136

約数の個数: 16

約数和(自身を含む): 319917440

約数和(自身を除く): 115497287

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 263089, 789267, 1841623, 5524869, 9734293, 29202879, 68140051, 204420153]

約数ペア:

[(1, 204420153), (3, 68140051), (7, 29202879), (21, 9734293), (37, 5524869), (111, 1841623), (259, 789267), (777, 263089)]