56638904

素因数分解:

$2^3\times 7^3\times {\mathrm{20641}}^1$

素因数の和:20668

約数の個数: 32

約数和(自身を含む): 123852000

約数和(自身を除く): 67213096

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 20641, 41282, 82564, 144487, 165128, 288974, 577948, 1011409, 1155896, 2022818, 4045636, 7079863, 8091272, 14159726, 28319452, 56638904]

約数ペア:

[(1, 56638904), (2, 28319452), (4, 14159726), (7, 8091272), (8, 7079863), (14, 4045636), (28, 2022818), (49, 1155896), (56, 1011409), (98, 577948), (196, 288974), (343, 165128), (392, 144487), (686, 82564), (1372, 41282), (2744, 20641)]