138681728

素因数分解:

$2^7\times {\mathrm{1083451}}^1$

素因数の和:1083465

約数の個数: 16

約数和(自身を含む): 276280260

約数和(自身を除く): 137598532

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 1083451, 2166902, 4333804, 8667608, 17335216, 34670432, 69340864, 138681728]

約数ペア:

[(1, 138681728), (2, 69340864), (4, 34670432), (8, 17335216), (16, 8667608), (32, 4333804), (64, 2166902), (128, 1083451)]