28467376

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:338

約数の個数: 80

約数和(自身を含む): 67567104

約数和(自身を除く): 39099728

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 43, 46, 56, 86, 92, 112, 161, 172, 184, 257, 301, 322, 344, 368, 514, 602, 644, 688, 989, 1028, 1204, 1288, 1799, 1978, 2056, 2408, 2576, 3598, 3956, 4112, 4816, 5911, 6923, 7196, 7912, 11051, 11822, 13846, 14392, 15824, 22102, 23644, 27692, 28784, 41377, 44204, 47288, 55384, 77357, 82754, 88408, 94576, 110768, 154714, 165508, 176816, 254173, 309428, 331016, 508346, 618856, 662032, 1016692, 1237712, 1779211, 2033384, 3558422, 4066768, 7116844, 14233688, 28467376]

約数ペア:

[(1, 28467376), (2, 14233688), (4, 7116844), (7, 4066768), (8, 3558422), (14, 2033384), (16, 1779211), (23, 1237712), (28, 1016692), (43, 662032), (46, 618856), (56, 508346), (86, 331016), (92, 309428), (112, 254173), (161, 176816), (172, 165508), (184, 154714), (257, 110768), (301, 94576), (322, 88408), (344, 82754), (368, 77357), (514, 55384), (602, 47288), (644, 44204), (688, 41377), (989, 28784), (1028, 27692), (1204, 23644), (1288, 22102), (1799, 15824), (1978, 14392), (2056, 13846), (2408, 11822), (2576, 11051), (3598, 7912), (3956, 7196), (4112, 6923), (4816, 5911)]