138610738

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{1187}}^1$

素因数の和:1654

約数の個数: 32

約数和(自身を含む): 250905600

約数和(自身を除く): 112294862

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 439, 878, 1187, 2374, 3073, 6146, 8309, 8341, 16618, 16682, 22553, 45106, 58387, 116774, 157871, 315742, 521093, 1042186, 3647651, 7295302, 9900767, 19801534, 69305369, 138610738]

約数ペア:

[(1, 138610738), (2, 69305369), (7, 19801534), (14, 9900767), (19, 7295302), (38, 3647651), (133, 1042186), (266, 521093), (439, 315742), (878, 157871), (1187, 116774), (2374, 58387), (3073, 45106), (6146, 22553), (8309, 16682), (8341, 16618)]