51346287

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:623

約数の個数: 24

約数和(自身を含む): 75666240

約数和(自身を除く): 24319953

約数列:

[1, 3, 9, 79, 237, 257, 281, 711, 771, 843, 2313, 2529, 20303, 22199, 60909, 66597, 72217, 182727, 199791, 216651, 649953, 5705143, 17115429, 51346287]

約数ペア:

[(1, 51346287), (3, 17115429), (9, 5705143), (79, 649953), (237, 216651), (257, 199791), (281, 182727), (711, 72217), (771, 66597), (843, 60909), (2313, 22199), (2529, 20303)]