138910268476

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{81329197}}^1$

素因数の和:81329269

約数の個数: 24

約数和(自身を含む): 282374975456

約数和(自身を除く): 143464706980

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 81329197, 162658394, 325316788, 569304379, 1138608758, 2277217516, 4961081017, 9922162034, 19844324068, 34727567119, 69455134238, 138910268476]

約数ペア:

[(1, 138910268476), (2, 69455134238), (4, 34727567119), (7, 19844324068), (14, 9922162034), (28, 4961081017), (61, 2277217516), (122, 1138608758), (244, 569304379), (427, 325316788), (854, 162658394), (1708, 81329197)]