313065728

素因数分解:

$2^8\times {\mathrm{1222913}}^1$

素因数の和:1222929

約数の個数: 18

約数和(自身を含む): 624909054

約数和(自身を除く): 311843326

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1222913, 2445826, 4891652, 9783304, 19566608, 39133216, 78266432, 156532864, 313065728]

約数ペア:

[(1, 313065728), (2, 156532864), (4, 78266432), (8, 39133216), (16, 19566608), (32, 9783304), (64, 4891652), (128, 2445826), (256, 1222913)]