257294512

素因数分解:

$2^4\times {\mathrm{227}}^1\times {\mathrm{70841}}^1$

素因数の和:71076

約数の個数: 20

約数和(自身を含む): 500711256

約数和(自身を除く): 243416744

約数列:

[1, 2, 4, 8, 16, 227, 454, 908, 1816, 3632, 70841, 141682, 283364, 566728, 1133456, 16080907, 32161814, 64323628, 128647256, 257294512]

約数ペア:

[(1, 257294512), (2, 128647256), (4, 64323628), (8, 32161814), (16, 16080907), (227, 1133456), (454, 566728), (908, 283364), (1816, 141682), (3632, 70841)]