217084805

素因数分解:

$5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{41627}}^1$

素因数の和:41788

約数の個数: 16

約数和(自身を含む): 299721600

約数和(自身を除く): 82636795

約数列:

[1, 5, 7, 35, 149, 745, 1043, 5215, 41627, 208135, 291389, 1456945, 6202423, 31012115, 43416961, 217084805]

約数ペア:

[(1, 217084805), (5, 43416961), (7, 31012115), (35, 6202423), (149, 1456945), (745, 291389), (1043, 208135), (5215, 41627)]