53791451

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 70479360

約数和(自身を除く): 16687909

約数列:

[1, 7, 17, 19, 37, 119, 133, 259, 323, 629, 643, 703, 2261, 4403, 4501, 4921, 10931, 11951, 12217, 23791, 76517, 83657, 85519, 166537, 207689, 404447, 452029, 1453823, 2831129, 3164203, 7684493, 53791451]

約数ペア:

[(1, 53791451), (7, 7684493), (17, 3164203), (19, 2831129), (37, 1453823), (119, 452029), (133, 404447), (259, 207689), (323, 166537), (629, 85519), (643, 83657), (703, 76517), (2261, 23791), (4403, 12217), (4501, 11951), (4921, 10931)]