28878276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2707}}^1$

素因数の和:2848

約数の個数: 48

約数和(自身を含む): 77643776

約数和(自身を除く): 48765500

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 127, 254, 381, 508, 762, 889, 1524, 1778, 2667, 2707, 3556, 5334, 5414, 8121, 10668, 10828, 16242, 18949, 32484, 37898, 56847, 75796, 113694, 227388, 343789, 687578, 1031367, 1375156, 2062734, 2406523, 4125468, 4813046, 7219569, 9626092, 14439138, 28878276]

約数ペア:

[(1, 28878276), (2, 14439138), (3, 9626092), (4, 7219569), (6, 4813046), (7, 4125468), (12, 2406523), (14, 2062734), (21, 1375156), (28, 1031367), (42, 687578), (84, 343789), (127, 227388), (254, 113694), (381, 75796), (508, 56847), (762, 37898), (889, 32484), (1524, 18949), (1778, 16242), (2667, 10828), (2707, 10668), (3556, 8121), (5334, 5414)]