208022031

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{30293}}^1$

素因数の和:30415

約数の個数: 24

約数和(自身を含む): 346563360

約数和(自身を除く): 138541329

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2289, 6867, 30293, 90879, 212051, 272637, 636153, 1908459, 3301937, 9905811, 23113559, 29717433, 69340677, 208022031]

約数ペア:

[(1, 208022031), (3, 69340677), (7, 29717433), (9, 23113559), (21, 9905811), (63, 3301937), (109, 1908459), (327, 636153), (763, 272637), (981, 212051), (2289, 90879), (6867, 30293)]