138889016

素因数分解:

$2^3\times 7^1\times {\mathrm{2480161}}^1$

素因数の和:2480174

約数の個数: 16

約数和(自身を含む): 297619440

約数和(自身を除く): 158730424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2480161, 4960322, 9920644, 17361127, 19841288, 34722254, 69444508, 138889016]

約数ペア:

[(1, 138889016), (2, 69444508), (4, 34722254), (7, 19841288), (8, 17361127), (14, 9920644), (28, 4960322), (56, 2480161)]