204217369419

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{511822981}}^1$

素因数の和:511823010

約数の個数: 16

約数和(自身を含む): 327566708480

約数和(自身を除く): 123349339061

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 511822981, 1535468943, 3582760867, 9724636639, 10748282601, 29173909917, 68072456473, 204217369419]

約数ペア:

[(1, 204217369419), (3, 68072456473), (7, 29173909917), (19, 10748282601), (21, 9724636639), (57, 3582760867), (133, 1535468943), (399, 511822981)]