28681774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{30319}}^1$

素因数の和:30375

約数の個数: 16

約数和(自身を含む): 48026880

約数和(自身を除く): 19345106

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 30319, 60638, 333509, 667018, 1303717, 2607434, 14340887, 28681774]

約数ペア:

[(1, 28681774), (2, 14340887), (11, 2607434), (22, 1303717), (43, 667018), (86, 333509), (473, 60638), (946, 30319)]