8253721

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1613}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 10226304

約数和(自身を除く): 1972583

約数列:

[1, 7, 17, 43, 119, 301, 731, 1613, 5117, 11291, 27421, 69359, 191947, 485513, 1179103, 8253721]

約数ペア:

[(1, 8253721), (7, 1179103), (17, 485513), (43, 191947), (119, 69359), (301, 27421), (731, 11291), (1613, 5117)]