128479904

素因数分解:

$2^5\times 7^1\times {\mathrm{573571}}^1$

素因数の和:573588

約数の個数: 24

約数和(自身を含む): 289080288

約数和(自身を除く): 160600384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 573571, 1147142, 2294284, 4014997, 4588568, 8029994, 9177136, 16059988, 18354272, 32119976, 64239952, 128479904]

約数ペア:

[(1, 128479904), (2, 64239952), (4, 32119976), (7, 18354272), (8, 16059988), (14, 9177136), (16, 8029994), (28, 4588568), (32, 4014997), (56, 2294284), (112, 1147142), (224, 573571)]