305289315

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{399071}}^1$

素因数の和:399099

約数の個数: 24

約数和(自身を含む): 560297088

約数和(自身を除く): 255007773

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 399071, 1197213, 1995355, 3591639, 5986065, 6784207, 17958195, 20352621, 33921035, 61057863, 101763105, 305289315]

約数ペア:

[(1, 305289315), (3, 101763105), (5, 61057863), (9, 33921035), (15, 20352621), (17, 17958195), (45, 6784207), (51, 5986065), (85, 3591639), (153, 1995355), (255, 1197213), (765, 399071)]