217202384

素因数分解:

$2^4\times 7^1\times {\mathrm{1939307}}^1$

素因数の和:1939322

約数の個数: 20

約数和(自身を含む): 480948384

約数和(自身を除く): 263746000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1939307, 3878614, 7757228, 13575149, 15514456, 27150298, 31028912, 54300596, 108601192, 217202384]

約数ペア:

[(1, 217202384), (2, 108601192), (4, 54300596), (7, 31028912), (8, 27150298), (14, 15514456), (16, 13575149), (28, 7757228), (56, 3878614), (112, 1939307)]