2557646

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 48

約数和(自身を含む): 5059584

約数和(自身を除く): 2501938

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 47, 91, 94, 161, 169, 182, 299, 322, 329, 338, 598, 611, 658, 1081, 1183, 1222, 2093, 2162, 2366, 3887, 4186, 4277, 7567, 7774, 7943, 8554, 14053, 15134, 15886, 27209, 28106, 54418, 55601, 98371, 111202, 182689, 196742, 365378, 1278823, 2557646]

約数ペア:

[(1, 2557646), (2, 1278823), (7, 365378), (13, 196742), (14, 182689), (23, 111202), (26, 98371), (46, 55601), (47, 54418), (91, 28106), (94, 27209), (161, 15886), (169, 15134), (182, 14053), (299, 8554), (322, 7943), (329, 7774), (338, 7567), (598, 4277), (611, 4186), (658, 3887), (1081, 2366), (1183, 2162), (1222, 2093)]