206890281

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{196477}}^1$

素因数の和:196502

約数の個数: 20

約数和(自身を含む): 332833732

約数和(自身を除く): 125943451

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 196477, 589431, 1768293, 2554201, 5304879, 7662603, 15914637, 22987809, 68963427, 206890281]

約数ペア:

[(1, 206890281), (3, 68963427), (9, 22987809), (13, 15914637), (27, 7662603), (39, 5304879), (81, 2554201), (117, 1768293), (351, 589431), (1053, 196477)]