254202885

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131371}}^1$

素因数の和:131425

約数の個数: 24

約数和(自身を含む): 450868704

約数和(自身を除く): 196665819

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 131371, 394113, 656855, 1182339, 1970565, 5648953, 5911695, 16946859, 28244765, 50840577, 84734295, 254202885]

約数ペア:

[(1, 254202885), (3, 84734295), (5, 50840577), (9, 28244765), (15, 16946859), (43, 5911695), (45, 5648953), (129, 1970565), (215, 1182339), (387, 656855), (645, 394113), (1935, 131371)]