28115456

素因数分解:

$2^9\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:724

約数の個数: 40

約数和(自身を含む): 56899260

約数和(自身を除く): 28783804

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 256, 356, 512, 617, 712, 1234, 1424, 2468, 2848, 4936, 5696, 9872, 11392, 19744, 22784, 39488, 45568, 54913, 78976, 109826, 157952, 219652, 315904, 439304, 878608, 1757216, 3514432, 7028864, 14057728, 28115456]

約数ペア:

[(1, 28115456), (2, 14057728), (4, 7028864), (8, 3514432), (16, 1757216), (32, 878608), (64, 439304), (89, 315904), (128, 219652), (178, 157952), (256, 109826), (356, 78976), (512, 54913), (617, 45568), (712, 39488), (1234, 22784), (1424, 19744), (2468, 11392), (2848, 9872), (4936, 5696)]