1258348539

素因数分解:

$3^1\times 7^1\times {\mathrm{3331}}^1\times {\mathrm{17989}}^1$

素因数の和:21330

約数の個数: 16

約数和(自身を含む): 1918165760

約数和(自身を除く): 659817221

約数列:

[1, 3, 7, 21, 3331, 9993, 17989, 23317, 53967, 69951, 125923, 377769, 59921359, 179764077, 419449513, 1258348539]

約数ペア:

[(1, 1258348539), (3, 419449513), (7, 179764077), (21, 59921359), (3331, 377769), (9993, 125923), (17989, 69951), (23317, 53967)]