28506926

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 53631072

約数和(自身を除く): 25124146

約数列:

[1, 2, 7, 14, 17, 34, 49, 71, 98, 119, 142, 238, 241, 482, 497, 833, 994, 1207, 1666, 1687, 2414, 3374, 3479, 4097, 6958, 8194, 8449, 11809, 16898, 17111, 23618, 28679, 34222, 57358, 59143, 118286, 119777, 200753, 239554, 290887, 401506, 581774, 838439, 1676878, 2036209, 4072418, 14253463, 28506926]

約数ペア:

[(1, 28506926), (2, 14253463), (7, 4072418), (14, 2036209), (17, 1676878), (34, 838439), (49, 581774), (71, 401506), (98, 290887), (119, 239554), (142, 200753), (238, 119777), (241, 118286), (482, 59143), (497, 57358), (833, 34222), (994, 28679), (1207, 23618), (1666, 17111), (1687, 16898), (2414, 11809), (3374, 8449), (3479, 8194), (4097, 6958)]