7240009

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{233}}^1$

素因数の和:456

約数の個数: 16

約数和(自身を含む): 8716032

約数和(自身を除く): 1476023

約数列:

[1, 7, 23, 161, 193, 233, 1351, 1631, 4439, 5359, 31073, 37513, 44969, 314783, 1034287, 7240009]

約数ペア:

[(1, 7240009), (7, 1034287), (23, 314783), (161, 44969), (193, 37513), (233, 31073), (1351, 5359), (1631, 4439)]