455456

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:384

約数の個数: 24

約数和(自身を含む): 920304

約数和(自身を除く): 464848

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 331, 344, 662, 688, 1324, 1376, 2648, 5296, 10592, 14233, 28466, 56932, 113864, 227728, 455456]

約数ペア:

[(1, 455456), (2, 227728), (4, 113864), (8, 56932), (16, 28466), (32, 14233), (43, 10592), (86, 5296), (172, 2648), (331, 1376), (344, 1324), (662, 688)]