2557841

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:632

約数の個数: 16

約数和(自身を含む): 3107328

約数和(自身を除く): 549487

約数列:

[1, 11, 13, 31, 143, 341, 403, 577, 4433, 6347, 7501, 17887, 82511, 196757, 232531, 2557841]

約数ペア:

[(1, 2557841), (11, 232531), (13, 196757), (31, 82511), (143, 17887), (341, 7501), (403, 6347), (577, 4433)]