427536487

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^2\times {\mathrm{643}}^1$

素因数の和:787

約数の個数: 24

約数和(自身を含む): 511634816

約数和(自身を除く): 84098329

約数列:

[1, 7, 43, 47, 301, 329, 643, 2021, 2209, 4501, 14147, 15463, 27649, 30221, 94987, 193543, 211547, 664909, 1299503, 1420387, 9096521, 9942709, 61076641, 427536487]

約数ペア:

[(1, 427536487), (7, 61076641), (43, 9942709), (47, 9096521), (301, 1420387), (329, 1299503), (643, 664909), (2021, 211547), (2209, 193543), (4501, 94987), (14147, 30221), (15463, 27649)]