257741652

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3068353}}^1$

素因数の和:3068367

約数の個数: 24

約数和(自身を含む): 687311296

約数和(自身を除く): 429569644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3068353, 6136706, 9205059, 12273412, 18410118, 21478471, 36820236, 42956942, 64435413, 85913884, 128870826, 257741652]

約数ペア:

[(1, 257741652), (2, 128870826), (3, 85913884), (4, 64435413), (6, 42956942), (7, 36820236), (12, 21478471), (14, 18410118), (21, 12273412), (28, 9205059), (42, 6136706), (84, 3068353)]