319439644

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{189691}}^1$

素因数の和:190116

約数の個数: 12

約数和(自身を含む): 560350168

約数和(自身を除く): 240910524

約数列:

[1, 2, 4, 421, 842, 1684, 189691, 379382, 758764, 79859911, 159719822, 319439644]

約数ペア:

[(1, 319439644), (2, 159719822), (4, 79859911), (421, 758764), (842, 379382), (1684, 189691)]