217448924

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{706003}}^1$

素因数の和:706025

約数の個数: 24

約数和(自身を含む): 474434688

約数和(自身を除く): 256985764

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 706003, 1412006, 2824012, 4942021, 7766033, 9884042, 15532066, 19768084, 31064132, 54362231, 108724462, 217448924]

約数ペア:

[(1, 217448924), (2, 108724462), (4, 54362231), (7, 31064132), (11, 19768084), (14, 15532066), (22, 9884042), (28, 7766033), (44, 4942021), (77, 2824012), (154, 1412006), (308, 706003)]