28405164

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{139241}}^1$

素因数の和:139265

約数の個数: 24

約数和(自身を含む): 70177968

約数和(自身を除く): 41772804

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 139241, 278482, 417723, 556964, 835446, 1670892, 2367097, 4734194, 7101291, 9468388, 14202582, 28405164]

約数ペア:

[(1, 28405164), (2, 14202582), (3, 9468388), (4, 7101291), (6, 4734194), (12, 2367097), (17, 1670892), (34, 835446), (51, 556964), (68, 417723), (102, 278482), (204, 139241)]