128704165919

素因数分解:

$7^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{339839}}^1$

素因数の和:340043

約数の個数: 24

約数和(自身を含む): 153417369600

約数和(自身を除く): 24713203681

約数列:

[1, 7, 49, 59, 131, 413, 917, 2891, 6419, 7729, 54103, 339839, 378721, 2378873, 16652111, 20050501, 44518909, 140353507, 311632363, 982474549, 2181426541, 2626615631, 18386309417, 128704165919]

約数ペア:

[(1, 128704165919), (7, 18386309417), (49, 2626615631), (59, 2181426541), (131, 982474549), (413, 311632363), (917, 140353507), (2891, 44518909), (6419, 20050501), (7729, 16652111), (54103, 2378873), (339839, 378721)]