56251951

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 74856960

約数和(自身を除く): 18605009

約数列:

[1, 7, 19, 23, 37, 49, 71, 133, 161, 259, 437, 497, 703, 851, 931, 1127, 1349, 1633, 1813, 2627, 3059, 3479, 4921, 5957, 9443, 11431, 16169, 18389, 21413, 31027, 34447, 41699, 49913, 60421, 66101, 80017, 113183, 128723, 217189, 349391, 422947, 792281, 1147999, 1520323, 2445737, 2960629, 8035993, 56251951]

約数ペア:

[(1, 56251951), (7, 8035993), (19, 2960629), (23, 2445737), (37, 1520323), (49, 1147999), (71, 792281), (133, 422947), (161, 349391), (259, 217189), (437, 128723), (497, 113183), (703, 80017), (851, 66101), (931, 60421), (1127, 49913), (1349, 41699), (1633, 34447), (1813, 31027), (2627, 21413), (3059, 18389), (3479, 16169), (4921, 11431), (5957, 9443)]