30840669

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{22397}}^1$

素因数の和:22426

約数の個数: 20

約数和(自身を含む): 48782844

約数和(自身を除く): 17942175

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 22397, 67191, 201573, 380749, 604719, 1142247, 1814157, 3426741, 10280223, 30840669]

約数ペア:

[(1, 30840669), (3, 10280223), (9, 3426741), (17, 1814157), (27, 1142247), (51, 604719), (81, 380749), (153, 201573), (459, 67191), (1377, 22397)]