42431949

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{39619}}^1$

素因数の和:39649

約数の個数: 24

約数和(自身を含む): 74168640

約数和(自身を除く): 31736691

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 39619, 118857, 277333, 356571, 673523, 831999, 2020569, 2495997, 4714661, 6061707, 14143983, 42431949]

約数ペア:

[(1, 42431949), (3, 14143983), (7, 6061707), (9, 4714661), (17, 2495997), (21, 2020569), (51, 831999), (63, 673523), (119, 356571), (153, 277333), (357, 118857), (1071, 39619)]