90193004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{28871}}^1$

素因数の和:28957

約数の個数: 24

約数和(自身を含む): 174617856

約数和(自身を除く): 84424852

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 28871, 57742, 115484, 317581, 635162, 1270324, 2049841, 4099682, 8199364, 22548251, 45096502, 90193004]

約数ペア:

[(1, 90193004), (2, 45096502), (4, 22548251), (11, 8199364), (22, 4099682), (44, 2049841), (71, 1270324), (142, 635162), (284, 317581), (781, 115484), (1562, 57742), (3124, 28871)]