28625841

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{839}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 44029440

約数和(自身を除く): 15403599

約数列:

[1, 3, 9, 17, 51, 153, 223, 669, 839, 2007, 2517, 3791, 7551, 11373, 14263, 34119, 42789, 128367, 187097, 561291, 1683873, 3180649, 9541947, 28625841]

約数ペア:

[(1, 28625841), (3, 9541947), (9, 3180649), (17, 1683873), (51, 561291), (153, 187097), (223, 128367), (669, 42789), (839, 34119), (2007, 14263), (2517, 11373), (3791, 7551)]