1231293

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3449}}^1$

素因数の和:3476

約数の個数: 16

約数和(自身を含む): 1987200

約数和(自身を除く): 755907

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 3449, 10347, 24143, 58633, 72429, 175899, 410431, 1231293]

約数ペア:

[(1, 1231293), (3, 410431), (7, 175899), (17, 72429), (21, 58633), (51, 24143), (119, 10347), (357, 3449)]