256247256

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{628057}}^1$

素因数の和:628083

約数の個数: 32

約数和(自身を含む): 678302640

約数和(自身を除く): 422055384

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 628057, 1256114, 1884171, 2512228, 3768342, 5024456, 7536684, 10676969, 15073368, 21353938, 32030907, 42707876, 64061814, 85415752, 128123628, 256247256]

約数ペア:

[(1, 256247256), (2, 128123628), (3, 85415752), (4, 64061814), (6, 42707876), (8, 32030907), (12, 21353938), (17, 15073368), (24, 10676969), (34, 7536684), (51, 5024456), (68, 3768342), (102, 2512228), (136, 1884171), (204, 1256114), (408, 628057)]