1277259

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:306

約数の個数: 16

約数和(自身を含む): 1804032

約数和(自身を除く): 526773

約数列:

[1, 3, 23, 69, 107, 173, 321, 519, 2461, 3979, 7383, 11937, 18511, 55533, 425753, 1277259]

約数ペア:

[(1, 1277259), (3, 425753), (23, 55533), (69, 18511), (107, 11937), (173, 7383), (321, 3979), (519, 2461)]