490642681

素因数分解:

${\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 538292040

約数和(自身を除く): 47649359

約数列:

[1, 19, 37, 109, 337, 361, 703, 2071, 4033, 6403, 12469, 13357, 36733, 39349, 76627, 121657, 236911, 697927, 1359121, 1455913, 4501309, 13260613, 25823299, 490642681]

約数ペア:

[(1, 490642681), (19, 25823299), (37, 13260613), (109, 4501309), (337, 1455913), (361, 1359121), (703, 697927), (2071, 236911), (4033, 121657), (6403, 76627), (12469, 39349), (13357, 36733)]