217625962

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{383}}^1\times {\mathrm{787}}^1$

素因数の和:1210

約数の個数: 24

約数和(自身を含む): 345862656

約数和(自身を除く): 128236694

約数列:

[1, 2, 19, 38, 361, 383, 722, 766, 787, 1574, 7277, 14554, 14953, 29906, 138263, 276526, 284107, 301421, 568214, 602842, 5726999, 11453998, 108812981, 217625962]

約数ペア:

[(1, 217625962), (2, 108812981), (19, 11453998), (38, 5726999), (361, 602842), (383, 568214), (722, 301421), (766, 284107), (787, 276526), (1574, 138263), (7277, 29906), (14554, 14953)]