211867376

素因数分解:

$2^4\times 7^2\times {\mathrm{270239}}^1$

素因数の和:270261

約数の個数: 30

約数和(自身を含む): 477514080

約数和(自身を除く): 265646704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 270239, 540478, 1080956, 1891673, 2161912, 3783346, 4323824, 7566692, 13241711, 15133384, 26483422, 30266768, 52966844, 105933688, 211867376]

約数ペア:

[(1, 211867376), (2, 105933688), (4, 52966844), (7, 30266768), (8, 26483422), (14, 15133384), (16, 13241711), (28, 7566692), (49, 4323824), (56, 3783346), (98, 2161912), (112, 1891673), (196, 1080956), (392, 540478), (784, 270239)]