256436706

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{379}}^1\times {\mathrm{4903}}^1$

素因数の和:5310

約数の個数: 32

約数和(自身を含む): 536693760

約数和(自身を除く): 280257054

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 379, 758, 1137, 2274, 4903, 8717, 9806, 14709, 17434, 26151, 29418, 52302, 112769, 225538, 338307, 676614, 1858237, 3716474, 5574711, 11149422, 42739451, 85478902, 128218353, 256436706]

約数ペア:

[(1, 256436706), (2, 128218353), (3, 85478902), (6, 42739451), (23, 11149422), (46, 5574711), (69, 3716474), (138, 1858237), (379, 676614), (758, 338307), (1137, 225538), (2274, 112769), (4903, 52302), (8717, 29418), (9806, 26151), (14709, 17434)]