208121419

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{1753}}^1$

素因数の和:2058

約数の個数: 16

約数和(自身を含む): 233380224

約数和(自身を除く): 25258805

約数列:

[1, 11, 43, 251, 473, 1753, 2761, 10793, 19283, 75379, 118723, 440003, 829169, 4840033, 18920129, 208121419]

約数ペア:

[(1, 208121419), (11, 18920129), (43, 4840033), (251, 829169), (473, 440003), (1753, 118723), (2761, 75379), (10793, 19283)]