28775208

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1$

素因数の和:727

約数の個数: 128

約数和(自身を含む): 93726720

約数和(自身を除く): 64951512

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 23, 24, 28, 33, 42, 44, 46, 56, 66, 69, 77, 84, 88, 92, 132, 138, 154, 161, 168, 184, 231, 253, 264, 276, 308, 322, 462, 483, 506, 552, 616, 644, 677, 759, 924, 966, 1012, 1288, 1354, 1518, 1771, 1848, 1932, 2024, 2031, 2708, 3036, 3542, 3864, 4062, 4739, 5313, 5416, 6072, 7084, 7447, 8124, 9478, 10626, 14168, 14217, 14894, 15571, 16248, 18956, 21252, 22341, 28434, 29788, 31142, 37912, 42504, 44682, 46713, 52129, 56868, 59576, 62284, 89364, 93426, 104258, 108997, 113736, 124568, 156387, 171281, 178728, 186852, 208516, 217994, 312774, 326991, 342562, 373704, 417032, 435988, 513843, 625548, 653982, 685124, 871976, 1027686, 1198967, 1251096, 1307964, 1370248, 2055372, 2397934, 2615928, 3596901, 4110744, 4795868, 7193802, 9591736, 14387604, 28775208]

約数ペア:

[(1, 28775208), (2, 14387604), (3, 9591736), (4, 7193802), (6, 4795868), (7, 4110744), (8, 3596901), (11, 2615928), (12, 2397934), (14, 2055372), (21, 1370248), (22, 1307964), (23, 1251096), (24, 1198967), (28, 1027686), (33, 871976), (42, 685124), (44, 653982), (46, 625548), (56, 513843), (66, 435988), (69, 417032), (77, 373704), (84, 342562), (88, 326991), (92, 312774), (132, 217994), (138, 208516), (154, 186852), (161, 178728), (168, 171281), (184, 156387), (231, 124568), (253, 113736), (264, 108997), (276, 104258), (308, 93426), (322, 89364), (462, 62284), (483, 59576), (506, 56868), (552, 52129), (616, 46713), (644, 44682), (677, 42504), (759, 37912), (924, 31142), (966, 29788), (1012, 28434), (1288, 22341), (1354, 21252), (1518, 18956), (1771, 16248), (1848, 15571), (1932, 14894), (2024, 14217), (2031, 14168), (2708, 10626), (3036, 9478), (3542, 8124), (3864, 7447), (4062, 7084), (4739, 6072), (5313, 5416)]