203555919

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{206237}}^1$

素因数の和:206294

約数の個数: 16

約数和(自身を含む): 316781568

約数和(自身を除く): 113225649

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 206237, 618711, 1443659, 4330977, 9693139, 29079417, 67851973, 203555919]

約数ペア:

[(1, 203555919), (3, 67851973), (7, 29079417), (21, 9693139), (47, 4330977), (141, 1443659), (329, 618711), (987, 206237)]