728794

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:381

約数の個数: 16

約数和(自身を含む): 1205856

約数和(自身を除く): 477062

約数列:

[1, 2, 11, 22, 157, 211, 314, 422, 1727, 2321, 3454, 4642, 33127, 66254, 364397, 728794]

約数ペア:

[(1, 728794), (2, 364397), (11, 66254), (22, 33127), (157, 4642), (211, 3454), (314, 2321), (422, 1727)]