201778031

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1831}}^1$

素因数の和:2031

約数の個数: 24

約数和(自身を含む): 254376864

約数和(自身を除く): 52598833

約数列:

[1, 7, 13, 49, 91, 173, 637, 1211, 1831, 2249, 8477, 12817, 15743, 23803, 89719, 110201, 166621, 316763, 1166347, 2217341, 4117919, 15521387, 28825433, 201778031]

約数ペア:

[(1, 201778031), (7, 28825433), (13, 15521387), (49, 4117919), (91, 2217341), (173, 1166347), (637, 316763), (1211, 166621), (1831, 110201), (2249, 89719), (8477, 23803), (12817, 15743)]