201401721

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{52903}}^1$

素因数の和:52962

約数の個数: 20

約数和(自身を含む): 307266432

約数和(自身を除く): 105864711

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 52903, 158709, 476127, 1428381, 2486441, 4285143, 7459323, 22377969, 67133907, 201401721]

約数ペア:

[(1, 201401721), (3, 67133907), (9, 22377969), (27, 7459323), (47, 4285143), (81, 2486441), (141, 1428381), (423, 476127), (1269, 158709), (3807, 52903)]