388401.0000000

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2437}}^1$

素因数の和:2479

約数の個数: 24

約数和(自身を含む): 4368896

約数和(自身を除く): 2253580

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 2437, 4874, 9748, 17059, 34118, 68236, 75547, 151094, 302188, 528829, 1057658, 2115316]

約数ペア:

[(1, 2115316), (2, 1057658), (4, 528829), (7, 302188), (14, 151094), (28, 75547), (31, 68236), (62, 34118), (124, 17059), (217, 9748), (434, 4874), (868, 2437)]