27801728

素因数分解:

$2^7\times {\mathrm{217201}}^1$

素因数の和:217215

約数の個数: 16

約数和(自身を含む): 55386510

約数和(自身を除く): 27584782

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 217201, 434402, 868804, 1737608, 3475216, 6950432, 13900864, 27801728]

約数ペア:

[(1, 27801728), (2, 13900864), (4, 6950432), (8, 3475216), (16, 1737608), (32, 868804), (64, 434402), (128, 217201)]