128498384

素因数分解:

$2^4\times 7^2\times {\mathrm{163901}}^1$

素因数の和:163923

約数の個数: 30

約数和(自身を含む): 289614834

約数和(自身を除く): 161116450

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 163901, 327802, 655604, 1147307, 1311208, 2294614, 2622416, 4589228, 8031149, 9178456, 16062298, 18356912, 32124596, 64249192, 128498384]

約数ペア:

[(1, 128498384), (2, 64249192), (4, 32124596), (7, 18356912), (8, 16062298), (14, 9178456), (16, 8031149), (28, 4589228), (49, 2622416), (56, 2294614), (98, 1311208), (112, 1147307), (196, 655604), (392, 327802), (784, 163901)]