256942844

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{21991}}^1$

素因数の和:22145

約数の個数: 24

約数和(自身を含む): 472915968

約数和(自身を除く): 215973124

約数列:

[1, 2, 4, 23, 46, 92, 127, 254, 508, 2921, 5842, 11684, 21991, 43982, 87964, 505793, 1011586, 2023172, 2792857, 5585714, 11171428, 64235711, 128471422, 256942844]

約数ペア:

[(1, 256942844), (2, 128471422), (4, 64235711), (23, 11171428), (46, 5585714), (92, 2792857), (127, 2023172), (254, 1011586), (508, 505793), (2921, 87964), (5842, 43982), (11684, 21991)]