256982992

素因数分解:

$2^4\times 7^1\times {\mathrm{2294491}}^1$

素因数の和:2294506

約数の個数: 20

約数和(自身を含む): 569034016

約数和(自身を除く): 312051024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2294491, 4588982, 9177964, 16061437, 18355928, 32122874, 36711856, 64245748, 128491496, 256982992]

約数ペア:

[(1, 256982992), (2, 128491496), (4, 64245748), (7, 36711856), (8, 32122874), (14, 18355928), (16, 16061437), (28, 9177964), (56, 4588982), (112, 2294491)]