3783988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1373}}^1$

素因数の和:1443

約数の個数: 24

約数和(自身を含む): 7271208

約数和(自身を除く): 3487220

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1373, 1378, 2746, 2756, 5492, 17849, 35698, 71396, 72769, 145538, 291076, 945997, 1891994, 3783988]

約数ペア:

[(1, 3783988), (2, 1891994), (4, 945997), (13, 291076), (26, 145538), (52, 72769), (53, 71396), (106, 35698), (212, 17849), (689, 5492), (1373, 2756), (1378, 2746)]