128987488

素因数分解:

$2^5\times 7^1\times {\mathrm{575837}}^1$

素因数の和:575854

約数の個数: 24

約数和(自身を含む): 290222352

約数和(自身を除く): 161234864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 575837, 1151674, 2303348, 4030859, 4606696, 8061718, 9213392, 16123436, 18426784, 32246872, 64493744, 128987488]

約数ペア:

[(1, 128987488), (2, 64493744), (4, 32246872), (7, 18426784), (8, 16123436), (14, 9213392), (16, 8061718), (28, 4606696), (32, 4030859), (56, 2303348), (112, 1151674), (224, 575837)]