1285683644

素因数分解:

$2^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{71411}}^1$

素因数の和:72065

約数の個数: 24

約数和(自身を含む): 2575402368

約数和(自身を除く): 1289718724

約数列:

[1, 2, 4, 7, 14, 28, 643, 1286, 2572, 4501, 9002, 18004, 71411, 142822, 285644, 499877, 999754, 1999508, 45917273, 91834546, 183669092, 321420911, 642841822, 1285683644]

約数ペア:

[(1, 1285683644), (2, 642841822), (4, 321420911), (7, 183669092), (14, 91834546), (28, 45917273), (643, 1999508), (1286, 999754), (2572, 499877), (4501, 285644), (9002, 142822), (18004, 71411)]