129394748

素因数分解:

$2^2\times 7^1\times {\mathrm{643}}^1\times {\mathrm{7187}}^1$

素因数の和:7841

約数の個数: 24

約数和(自身を含む): 259228032

約数和(自身を除く): 129833284

約数列:

[1, 2, 4, 7, 14, 28, 643, 1286, 2572, 4501, 7187, 9002, 14374, 18004, 28748, 50309, 100618, 201236, 4621241, 9242482, 18484964, 32348687, 64697374, 129394748]

約数ペア:

[(1, 129394748), (2, 64697374), (4, 32348687), (7, 18484964), (14, 9242482), (28, 4621241), (643, 201236), (1286, 100618), (2572, 50309), (4501, 28748), (7187, 18004), (9002, 14374)]