28005894

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{222269}}^1$

素因数の和:222284

約数の個数: 24

約数和(自身を含む): 69348240

約数和(自身を除く): 41342346

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 222269, 444538, 666807, 1333614, 1555883, 2000421, 3111766, 4000842, 4667649, 9335298, 14002947, 28005894]

約数ペア:

[(1, 28005894), (2, 14002947), (3, 9335298), (6, 4667649), (7, 4000842), (9, 3111766), (14, 2000421), (18, 1555883), (21, 1333614), (42, 666807), (63, 444538), (126, 222269)]