254409729

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{92479}}^1$

素因数の和:92620

約数の個数: 16

約数和(自身を含む): 390635520

約数和(自身を除く): 136225791

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 92479, 277437, 647353, 1942059, 12114749, 36344247, 84803243, 254409729]

約数ペア:

[(1, 254409729), (3, 84803243), (7, 36344247), (21, 12114749), (131, 1942059), (393, 647353), (917, 277437), (2751, 92479)]