221909744

素因数分解:

$2^4\times 7^1\times {\mathrm{1981337}}^1$

素因数の和:1981352

約数の個数: 20

約数和(自身を含む): 491371824

約数和(自身を除く): 269462080

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1981337, 3962674, 7925348, 13869359, 15850696, 27738718, 31701392, 55477436, 110954872, 221909744]

約数ペア:

[(1, 221909744), (2, 110954872), (4, 55477436), (7, 31701392), (8, 27738718), (14, 15850696), (16, 13869359), (28, 7925348), (56, 3962674), (112, 1981337)]