78728445

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{102913}}^1$

素因数の和:102941

約数の個数: 24

約数和(自身を含む): 144491256

約数和(自身を除く): 65762811

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 102913, 308739, 514565, 926217, 1543695, 1749521, 4631085, 5248563, 8747605, 15745689, 26242815, 78728445]

約数ペア:

[(1, 78728445), (3, 26242815), (5, 15745689), (9, 8747605), (15, 5248563), (17, 4631085), (45, 1749521), (51, 1543695), (85, 926217), (153, 514565), (255, 308739), (765, 102913)]