7542339

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 12519936

約数和(自身を除く): 4977597

約数列:

[1, 3, 7, 17, 21, 37, 51, 111, 119, 259, 357, 571, 629, 777, 1713, 1887, 3997, 4403, 9707, 11991, 13209, 21127, 29121, 63381, 67949, 147889, 203847, 359159, 443667, 1077477, 2514113, 7542339]

約数ペア:

[(1, 7542339), (3, 2514113), (7, 1077477), (17, 443667), (21, 359159), (37, 203847), (51, 147889), (111, 67949), (119, 63381), (259, 29121), (357, 21127), (571, 13209), (629, 11991), (777, 9707), (1713, 4403), (1887, 3997)]