989412338

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{63367}}^1$

素因数の和:63617

約数の個数: 16

約数和(自身を含む): 1531477824

約数和(自身を除く): 542065486

約数列:

[1, 2, 37, 74, 211, 422, 7807, 15614, 63367, 126734, 2344579, 4689158, 13370437, 26740874, 494706169, 989412338]

約数ペア:

[(1, 989412338), (2, 494706169), (37, 26740874), (74, 13370437), (211, 4689158), (422, 2344579), (7807, 126734), (15614, 63367)]