388376514

素因数分解:

$2^1\times 3^2\times {\mathrm{163}}^1\times {\mathrm{132371}}^1$

素因数の和:132542

約数の個数: 24

約数和(自身を含む): 846651312

約数和(自身を除く): 458274798

約数列:

[1, 2, 3, 6, 9, 18, 163, 326, 489, 978, 1467, 2934, 132371, 264742, 397113, 794226, 1191339, 2382678, 21576473, 43152946, 64729419, 129458838, 194188257, 388376514]

約数ペア:

[(1, 388376514), (2, 194188257), (3, 129458838), (6, 64729419), (9, 43152946), (18, 21576473), (163, 2382678), (326, 1191339), (489, 794226), (978, 397113), (1467, 264742), (2934, 132371)]