27854470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{397921}}^1$

素因数の和:397935

約数の個数: 16

約数和(自身を含む): 57300768

約数和(自身を除く): 29446298

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 397921, 795842, 1989605, 2785447, 3979210, 5570894, 13927235, 27854470]

約数ペア:

[(1, 27854470), (2, 13927235), (5, 5570894), (7, 3979210), (10, 2785447), (14, 1989605), (35, 795842), (70, 397921)]