128230828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{41047}}^1$

素因数の和:41133

約数の個数: 24

約数和(自身を含む): 248258304

約数和(自身を除く): 120027476

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 41047, 82094, 164188, 451517, 903034, 1806068, 2914337, 5828674, 11657348, 32057707, 64115414, 128230828]

約数ペア:

[(1, 128230828), (2, 64115414), (4, 32057707), (11, 11657348), (22, 5828674), (44, 2914337), (71, 1806068), (142, 903034), (284, 451517), (781, 164188), (1562, 82094), (3124, 41047)]