254208031

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{1879}}^1$

素因数の和:2155

約数の個数: 24

約数和(自身を含む): 324051840

約数和(自身を除く): 69843809

約数列:

[1, 7, 11, 49, 77, 251, 539, 1757, 1879, 2761, 12299, 13153, 19327, 20669, 92071, 135289, 144683, 471629, 1012781, 3301403, 5187919, 23109821, 36315433, 254208031]

約数ペア:

[(1, 254208031), (7, 36315433), (11, 23109821), (49, 5187919), (77, 3301403), (251, 1012781), (539, 471629), (1757, 144683), (1879, 135289), (2761, 92071), (12299, 20669), (13153, 19327)]