401040442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1031}}^1\times {\mathrm{17681}}^1$

素因数の和:18725

約数の個数: 16

約数和(自身を含む): 656921664

約数和(自身を除く): 255881222

約数列:

[1, 2, 11, 22, 1031, 2062, 11341, 17681, 22682, 35362, 194491, 388982, 18229111, 36458222, 200520221, 401040442]

約数ペア:

[(1, 401040442), (2, 200520221), (11, 36458222), (22, 18229111), (1031, 388982), (2062, 194491), (11341, 35362), (17681, 22682)]