405244

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 832608

約数和(自身を除く): 427364

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 353, 574, 706, 1148, 1412, 2471, 4942, 9884, 14473, 28946, 57892, 101311, 202622, 405244]

約数ペア:

[(1, 405244), (2, 202622), (4, 101311), (7, 57892), (14, 28946), (28, 14473), (41, 9884), (82, 4942), (164, 2471), (287, 1412), (353, 1148), (574, 706)]