28496655

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2503}}^1$

素因数の和:2548

約数の個数: 48

約数和(自身を含む): 56249856

約数和(自身を除く): 27753201

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 495, 759, 1035, 1265, 2277, 2503, 3795, 7509, 11385, 12515, 22527, 27533, 37545, 57569, 82599, 112635, 137665, 172707, 247797, 287845, 412995, 518121, 633259, 863535, 1238985, 1899777, 2590605, 3166295, 5699331, 9498885, 28496655]

約数ペア:

[(1, 28496655), (3, 9498885), (5, 5699331), (9, 3166295), (11, 2590605), (15, 1899777), (23, 1238985), (33, 863535), (45, 633259), (55, 518121), (69, 412995), (99, 287845), (115, 247797), (165, 172707), (207, 137665), (253, 112635), (345, 82599), (495, 57569), (759, 37545), (1035, 27533), (1265, 22527), (2277, 12515), (2503, 11385), (3795, 7509)]