51556257

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{37441}}^1$

素因数の和:37470

約数の個数: 20

約数和(自身を含む): 81548676

約数和(自身を除く): 29992419

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 37441, 112323, 336969, 636497, 1010907, 1909491, 3032721, 5728473, 17185419, 51556257]

約数ペア:

[(1, 51556257), (3, 17185419), (9, 5728473), (17, 3032721), (27, 1909491), (51, 1010907), (81, 636497), (153, 336969), (459, 112323), (1377, 37441)]