315904

素因数分解:

$2^9\times {\mathrm{617}}^1$

素因数の和:635

約数の個数: 20

約数和(自身を含む): 632214

約数和(自身を除く): 316310

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 617, 1234, 2468, 4936, 9872, 19744, 39488, 78976, 157952, 315904]

約数ペア:

[(1, 315904), (2, 157952), (4, 78976), (8, 39488), (16, 19744), (32, 9872), (64, 4936), (128, 2468), (256, 1234), (512, 617)]