139640216

素因数分解:

$2^3\times {\mathrm{661}}^1\times {\mathrm{26407}}^1$

素因数の和:27074

約数の個数: 16

約数和(自身を含む): 262231440

約数和(自身を除く): 122591224

約数列:

[1, 2, 4, 8, 661, 1322, 2644, 5288, 26407, 52814, 105628, 211256, 17455027, 34910054, 69820108, 139640216]

約数ペア:

[(1, 139640216), (2, 69820108), (4, 34910054), (8, 17455027), (661, 211256), (1322, 105628), (2644, 52814), (5288, 26407)]