206879617

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{2153}}^1$

素因数の和:2257

約数の個数: 24

約数和(自身を含む): 251940456

約数和(自身を除く): 45060839

約数列:

[1, 7, 37, 49, 53, 259, 371, 1813, 1961, 2153, 2597, 13727, 15071, 79661, 96089, 105497, 114109, 557627, 798763, 3903389, 4222033, 5591341, 29554231, 206879617]

約数ペア:

[(1, 206879617), (7, 29554231), (37, 5591341), (49, 4222033), (53, 3903389), (259, 798763), (371, 557627), (1813, 114109), (1961, 105497), (2153, 96089), (2597, 79661), (13727, 15071)]