131288781169

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{293179}}^1$

素因数の和:293262

約数の個数: 48

約数和(自身を含む): 177807806400

約数和(自身を除く): 46519025231

約数列:

[1, 7, 13, 19, 37, 49, 91, 133, 247, 259, 481, 637, 703, 931, 1729, 1813, 3367, 4921, 9139, 12103, 23569, 34447, 63973, 293179, 447811, 2052253, 3811327, 5570401, 10847623, 14365771, 26679289, 38992807, 72415213, 75933361, 141019099, 186755023, 206104837, 272949649, 506906491, 531533527, 987133693, 1442733859, 2679362881, 3548345437, 6909935851, 10099137013, 18755540167, 131288781169]

約数ペア:

[(1, 131288781169), (7, 18755540167), (13, 10099137013), (19, 6909935851), (37, 3548345437), (49, 2679362881), (91, 1442733859), (133, 987133693), (247, 531533527), (259, 506906491), (481, 272949649), (637, 206104837), (703, 186755023), (931, 141019099), (1729, 75933361), (1813, 72415213), (3367, 38992807), (4921, 26679289), (9139, 14365771), (12103, 10847623), (23569, 5570401), (34447, 3811327), (63973, 2052253), (293179, 447811)]