289238410

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{396217}}^1$

素因数の和:396297

約数の個数: 16

約数和(自身を含む): 527762376

約数和(自身を除く): 238523966

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 396217, 792434, 1981085, 3962170, 28923841, 57847682, 144619205, 289238410]

約数ペア:

[(1, 289238410), (2, 144619205), (5, 57847682), (10, 28923841), (73, 3962170), (146, 1981085), (365, 792434), (730, 396217)]