131227145

素因数分解:

$5^1\times 7^2\times {\mathrm{433}}^1\times {\mathrm{1237}}^1$

素因数の和:1689

約数の個数: 24

約数和(自身を含む): 183753864

約数和(自身を除く): 52526719

約数列:

[1, 5, 7, 35, 49, 245, 433, 1237, 2165, 3031, 6185, 8659, 15155, 21217, 43295, 60613, 106085, 303065, 535621, 2678105, 3749347, 18746735, 26245429, 131227145]

約数ペア:

[(1, 131227145), (5, 26245429), (7, 18746735), (35, 3749347), (49, 2678105), (245, 535621), (433, 303065), (1237, 106085), (2165, 60613), (3031, 43295), (6185, 21217), (8659, 15155)]