38663405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9901}}^1$

素因数の和:9988

約数の個数: 16

約数和(自身を含む): 51331968

約数和(自身を除く): 12668563

約数列:

[1, 5, 11, 55, 71, 355, 781, 3905, 9901, 49505, 108911, 544555, 702971, 3514855, 7732681, 38663405]

約数ペア:

[(1, 38663405), (5, 7732681), (11, 3514855), (55, 702971), (71, 544555), (355, 108911), (781, 49505), (3905, 9901)]